Per Kragh Andersen
Professor
Section of Biostatistics
Postboks 2099, Øster Farimagsgade 5 opg. B, 1014 København K, 10 Øster Farimagsgade 5, Building: 10-2-01
- 2024
- E-pub ahead of print
Fifty years with the Cox proportional hazards model: history, influence, and future
Andersen, Per Kragh, 2024, (E-pub ahead of print) In: Journal of the Royal Statistical Society. Series A: Statistics in Society. 2 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Models for Multi-State Survival Data: Rates, Risks, and Pseudo-Values
Andersen, Per Kragh, Ravn, H. & Furberg, J. K., 2024, CRC Press. 292 p.Research output: Book/Report › Book › Research › peer-review
- Published
Oxidative Stress-Induced Damage to RNA and DNA and Mortality in Individuals with Psychiatric Illness
Jørgensen, Anders, Brandslund, I., Ellervik, Christina, Henriksen, T., Weimann, A., Andersen, M. P., Torp-Pedersen, Christian, Andersen, Per Kragh, Jørgensen, Martin Balslev & Poulsen, Henrik Enghusen, 2024, In: JAMA Psychiatry. 81, 5, p. 516-520 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- E-pub ahead of print
Simulation-based sample size calculations of marginal proportional means models for recurrent events with competing risks
Furberg, J. F., Andersen, Per Kragh, Scheike, Thomas & Ravn, H., 2024, (E-pub ahead of print) In: Pharmaceutical Statistics. 22 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The effect of the SAFE intervention on post-discharge suicidal behavior: a quasi-experimental study using propensity score matching
Madsen, Trine, Erlangsen, A., Egilsdottir, E., Andersen, Per Kragh & Nordentoft, Merete, 2024, In: Social Psychiatry and Psychiatric Epidemiology. 59, p. 1053–1061 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2023
- Published
Bivariate pseudo-observations for recurrent event analysis with terminal events
Furberg, J. K., Andersen, Per Kragh, Korn, S., Overgaard, M. & Ravn, H., 2023, In: Lifetime Data Analysis. 29, p. 256-287 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Body height and spinal pain in adolescence: a cohort study from the Danish National Birth Cohort
Falch-Jørgensen, Anne Cathrine, Andersen, Per Kragh, Budtz-Joergensen, Esben, Hestbaek, L., Strandberg-Larsen, Katrine & Nybo Andersen, Anne-Marie, 2023, In: BMC Musculoskeletal Disorders. 24, 1, 11 p., 958.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Discussion of "A formal causal interpretation of the case-crossover design"
Andersen, Per Kragh & Martinussen, Torben, 2023, In: Biometrics. 79, 2, 2 p.Research output: Contribution to journal › Editorial › Research › peer-review
- Published
Expected life years compared to the general population
Manevski, D., Gorenjec, N. R., Andersen, Per Kragh & Perme, M. P., 2023, In: Biometrical Journal. 65, 4, 17 p., 2200070.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Exposure to residential mold and dampness and the associations with respiratory tract infections and symptoms thereof in children in high income countries: A systematic review and meta-analyses of epidemiological studies
Groot, Jonathan, Nielsen, E. T., Nielsen, T. F., Andersen, Per Kragh, Pedersen, Marie, Sigsgaard, T., Loft, Steffen, Nybo Andersen, Anne-Marie & Keller, A., 2023, In: Paediatric Respiratory Reviews. 48, p. 47-64 18 p.Research output: Contribution to journal › Review › Research › peer-review
- Published
Lifetime Incidence of Treated Mental Health Disorders and Psychotropic Drug Prescriptions and Associated Socioeconomic Functioning
Kessing, Lars Vedel, Ziersen, Simon Christoffer, Caspi, A., Moffitt, T. E. & Andersen, Per Kragh, 2023, In: JAMA Psychiatry. 80, 10, p. 1000-1008 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Maternal stress during pregnancy and gestational duration: A cohort study from the Danish National Birth Cohort
Bergeron, Julie, Kristiansen, Luise Cederkvist, Fortier, I., Rod, Naja Hulvej, Andersen, Per Kragh & Nybo Andersen, Anne-Marie, 2023, In: Paediatric and Perinatal Epidemiology. 37, 1, p. 45-56 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Niels Keiding (1944-2022)
Andersen, Per Kragh, 2023, In: Journal of the Royal Statistical Society. Series A: Statistics in Society. 185, 3, p. 1456-1457 2 p.Research output: Contribution to journal › Journal article › Research
- Published
Pseudo-observations in a multistate setting
Overgaard, M., Andersen, Per Kragh & Parner, E. T., 2023, In: Stata Journal. 23, 2, p. 491-517 27 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Regression models for censored time-to-event data using infinitesimal jack-knife pseudo-observations, with applications to left-truncation
Parner, E. T., Andersen, Per Kragh & Overgaard, M., 2023, In: Lifetime Data Analysis. 29, p. 654–671 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Self-injury, suicidality and eating disorder symptoms in young adults following COVID-19 lockdowns in Denmark
Danielsen, S., Joensen, Andrea, Andersen, Per Kragh, Madsen, T. & Strandberg-Larsen, Katrine, 2023, In: Nature Human Behaviour. 7, p. 411–419 18 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Socio-economic functioning in patients with bipolar disorder and their unaffected siblings - results from a nation-wide population-based longitudinal study
Sletved, K. S. O., Ziersen, Simon Christoffer, Andersen, Per Kragh, Vinberg, Maj & Kessing, Lars Vedel, 2023, In: Psychological Medicine. 53, 3, 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Specific prediction of mortality by oxidative stress-induced damage to RNA vs. DNA in humans
Jørgensen, Anders, Brandslund, I., Ellervik, Christina, Henriksen, T., Weimann, A., Andersen, Per Kragh & Poulsen, Henrik Enghusen, 2023, In: Aging Cell. 22, 6, 9 p., e13839.Research output: Contribution to journal › Journal article › Research › peer-review
- 2022
- Published
A causal inference approach to compare leukaemia treatment outcome in the absence of randomization and with dependent censoring
Bernasconi, D. P., Antolini, L., Rossi, E., Blanco-Lopez, J. G., Galimberti, S., Andersen, Per Kragh & Valsecchi, M. G., 2022, In: International Journal of Epidemiology. 51, 1, p. 314–323 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Analyzing differences between restricted mean survival time curves using pseudo-values
Ambrogi, F., Iacobelli, S. & Andersen, Per Kragh, 2022, In: BMC Medical Research Methodology. 22, 1, 12 p., 71.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Association of Oxidative Stress-Induced Nucleic Acid Damage With Psychiatric Disorders in Adults A Systematic Review and Meta-analysis
Jørgensen, Anders, Baago, I. B., Rygner, Z., Jørgensen, Martin Balslev, Andersen, Per Kragh, Kessing, Lars Vedel & Poulsen, Henrik Enghusen, 2022, In: JAMA Psychiatry. 79, 9, p. 920-931 12 p.Research output: Contribution to journal › Review › Research › peer-review
- Published
Effectiveness of medical treatment for bipolar disorder regarding suicide, self-harm and psychiatric hospital admission: between- and within-individual study on Danish national data
Fitzgerald, C., Christensen, R. H. B., Simons, J., Andersen, Per Kragh, Benros, M. E., Nordentoft, Merete, Erlangsen, A. & Hawton, K., 2022, In: The British journal of psychiatry : the journal of mental science. 221, 5, p. 692-700 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Estimating the effect of donor sex on red blood cell transfused patient mortality: A retrospective cohort study using a targeted learning and emulated trials-based approach
Bruun-Rasmussen, P., Andersen, Per Kragh, Banasik, Karina, Brunak, Søren & Johansson, Pär Ingemar , 2022, In: EClinicalMedicine. 51, 10 p., 101628.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fifty Years with the Cox Proportional Hazards Regression Model
Andersen, Per Kragh, 2022, In: Journal of the Indian Institute of Science. 102, p. 1135–1144 10 p.Research output: Contribution to journal › Review › Research › peer-review
- Published
Inference for transition probabilities in non-Markov multi-state models
Andersen, Per Kragh, Wandall, E. N. S. & Pohar Perme, M., 2022, In: Lifetime Data Analysis. 28, p. 585–604 20 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Intervening on the Storage Time of RBC Units and its Effects on Adverse Recipient Outcomes using Real-World Data
Bruun-Rasmussen, P., Andersen, Per Kragh, Banasik, Karina, Brunak, Søren & Johansson, Pär Ingemar , 2022, In: Blood. 139, 25, p. 3647–3654Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Martingales in Survival Analysis
Aalen, O. O., Andersen, Per Kragh, Borgan, Ø., Gill, R. D. & Keiding, N., 2022, Trends in the History of Science: Their History from the Casino to Mathematics. L. M. & G. S. (eds.). Springer, p. 295-320 26 p. (Trends in the History of Science).Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
- Published
Mental health and physical activity in vocational education and training schools students: a population-based survey
Jensen, C. T., Heinze, C., Andersen, Per Kragh, Bauman, A. & Klinker, C. D., 2022, In: European Journal of Public Health. 32, 2, p. 233-238 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Methodological challenges in the analysis of recurrent events for randomised controlled trials with application to cardiovascular events in LEADER
Furberg, J. K., Rasmussen, S., Andersen, Per Kragh & Ravn, H., 2022, In: Pharmaceutical Statistics. 21, 1, p. 241-267 27 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Pregnancy in women with MS: Impact on long-term disability accrual in a nationwide Danish Cohort
Andersen, J. B., Wandall-Holm, M. F., Andersen, Per Kragh, Sellebjerg, Finn Thorup & Magyari, M., 2022, In: Multiple Sclerosis Journal. 28, 8, p. 1239-1247 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The impact of the initial and 2nd national COVID-19 lockdown on mental health in young people with and without pre-existing depressive symptoms
Joensen, Andrea, Danielsen, S., Andersen, Per Kragh, Groot, Jonathan & Strandberg-Larsen, Katrine, 2022, 27 p.Research output: Working paper › Preprint › Research
- Published
The impact of the initial and second national COVID-19 lockdowns on mental health in young people with and without pre-existing depressive symptoms
Joensen, Andrea, Danielsen, S., Andersen, Per Kragh, Groot, Jonathan & Strandberg-Larsen, Katrine, 2022, In: Journal of Psychiatric Research. 149, p. 233-242 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2021
- Published
Prognostic Value of 18F-FDG-PET Parameters in Patients with Small Cell Lung Cancer: A Meta-Analysis and Review of Current Literature
Christensen, T. N., Andersen, Per Kragh, Langer, Seppo W. & Fischer, Barbara Malene Bjerregaard, 26 Jan 2021, In: Diagnostics. 11, 2, 24 p., 174.Research output: Contribution to journal › Review › Research › peer-review
- Published
A nation-wide population-based longitudinal study mapping physical diseases in patients with bipolar disorder and their siblings
Kessing, Lars Vedel, Ziersen, Simon Christoffer, Andersen, Per Kragh & Vinberg, Maj, 2021, In: Journal of Affective Disorders. 282, p. 18-25 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A nation-wide population-based longitudinal study on life expectancy and cause specific mortality in patients with bipolar disorder and their siblings
Kessing, Lars Vedel, Ziersen, Simon Christoffer, Andersen, Per Kragh & Vinberg, Maj, 2021, In: Journal of Affective Disorders. 294, p. 472-476 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A nationwide population-based longitudinal study mapping psychiatric disorders during lifetime in siblings to patients with bipolar disorder
Kessing, Lars Vedel, Ziersen, Simon Christoffer, Andersen, Per Kragh & Vinberg, Maj, 2021, In: Acta Psychiatrica Scandinavica. 143, 4, p. 284-293 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Analysis of time-to-event for observational studies: Guidance to the use of intensity models
Andersen, Per Kragh, Pohar Perme, M., van Houwelingen, H. C., Cook, R. J., Joly, P., Martinussen, Torben, Taylor, J. M. G., Abrahamowicz, M. & Therneau, T. M., 2021, In: Statistics in Medicine. 40, 1, p. 185-211 27 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Pregnancy in women with MS - impact on long-term disability in a Danish cohort
Andersen, J. B., Wandall-Holm, M. F., Andersen, Per Kragh, Sellebjerg, Finn Thorup & Magyari, M., 2021, In: Multiple Sclerosis Journal. 27, Supplement 2, p. 244-245 2 p.Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
- Published
Prognostic value of18 f–fdg–pet parameters in patients with small cell lung cancer: A meta-analysis and review of current literature
Christensen, T. N., Andersen, Per Kragh, Langer, Seppo W. & Fischer, Barbara Malene Bjerregaard, 2021, In: Diagnostics. 11, 2, 24 p., 174.Research output: Contribution to journal › Review › Research › peer-review
- Published
Social and ethnic disparities in stillbirth and infant death in Denmark, 2005-2016
Rasmussen, Trine Damsted, Villadsen, Sarah Fredsted, Andersen, Per Kragh, Jervelund, Signe Smith & Nybo Andersen, Anne-Marie, 2021, In: Scientific Reports. 11, 1, 9 p., 8001.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Social, demographic and health characteristics of men fathering children at different ages
Kornerup, N., Nybo Andersen, Anne-Marie, Andersen, Per Kragh, Bilsteen, Josephine Funck & Urhoj, Stine Kjaer, 2021, In: Scientific Reports. 11, 1, 12 p., 21021 .Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Socioeconomic functioning in patients with bipolar disorder and their unaffected siblings - a nation-wide population-based longitudinal study
Sletved, K., Ziersen, Simon Christoffer, Andersen, Per Kragh, Vinberg, Maj & Kessing, Lars Vedel, 2021, In: European Neuropsychopharmacology. 53, p. S69-S69 1 p.Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
- Published
Spinal pain in pre-adolescence and the relation with screen time and physical activity behavior
Falch-Jørgensen, Anne Cathrine, Strandberg-Larsen, Katrine, Andersen, Per Kragh, Hestbaek, L. & Nybo Andersen, Anne-Marie, 2021, In: BMC Musculoskeletal Disorders. 22, 1, p. 393 1 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Stress diagnoses in midlife and risk of dementia: a register-based follow-up study
Islamoska, S., Hansen, Åse Marie, Ishtiak-Ahmed, K., Garde, Anne Helene, Andersen, Per Kragh, Garde, E., Taudorf, L., Waldemar, Gunhild & Nabe-Nielsen, Kirsten, 2021, In: Aging & Mental Health. 25, 6, p. 1151-1160 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Treatment-resistant depression and risk of all-cause mortality and suicidality in Danish patients with major depression
Gronemann, F. H., Jørgensen, Martin Balslev, Nordentoft, Merete, Andersen, Per Kragh & Osler, Merete, 2021, In: Journal of Psychiatric Research. 135, p. 197-202 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2020
- Published
lillies: An R package for the estimation of excess Life Years Lost among patients with a given disease or condition
Plana-Ripoll, O., Canudas-Romo, V., Weye, N., Laursen, T. M., McGrath, J. J. & Andersen, Per Kragh, 6 Mar 2020, In: PLoS ONE. 15, 3, 18 p., e0228073.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Socio-demographic and clinical risk factors of treatment-resistant depression: A Danish population-based cohort study
Gronemann, F. H., Jørgensen, Martin Balslev, Nordentoft, Merete, Andersen, Per Kragh & Osler, Merete, 15 Jan 2020, In: Journal of Affective Disorders. 261, p. 221-229Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Association Between Neurological Disorders and Death by Suicide in Denmark
Erlangsen, A., Stenager, E., Conwell, Y., Andersen, Per Kragh, Hawton, K., Benros, Michael Eriksen, Nordentoft, Merete & Stenager, E., 2020, In: J A M A: The Journal of the American Medical Association. 323, 5, p. 444-454 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Contribution of income and job strain to the association between education and cardiovascular disease in 1.6 million Danish employees
Framke, E., Sørensen, J. K., Andersen, Per Kragh, Svane-Petersen, A. C., Alexanderson, K., Bonde, Jens Peter, Farrants, K., Flachs, E. M., Hanson, L. L. M., Nyberg, S. T., Villadsen, E., Kivimaki, M., Rugulies, Reiner Ernst & Madsen, I. E. H., 2020, In: European Heart Journal. 41, 11, p. 1164-1178 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Cumulative risk regression in case–cohort studies using pseudo-observations
Parner, E. T., Andersen, Per Kragh & Overgaard, M., 2020, In: Lifetime Data Analysis. 26, 4, p. 639-658 20 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Impact of chronic diseases on effect of breast cancer screening
Beau, A. B., Napolitano, George, Ewertz, M., Vejborg, I., Schwartz, W., Andersen, Per Kragh & Lynge, Elsebeth, 2020, In: Cancer Medicine. 9, 11, p. 3995-4003Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Mid- to late-life migraine diagnoses and risk of dementia: a national register-based follow-up study
Islamoska, S., Hansen, Åse Marie, Wang, H., Garde, A. H., Andersen, Per Kragh, Garde, E., Hansen, J. M., Waldemar, G. & Nabe-Nielsen, Kirsten, 2020, In: The Journal of Headache and Pain. 21, 12 p., 98.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Positive and negative aspects of social relations and low-grade inflammation in Copenhagen Aging and Midlife Biobank
Nilsson, Charlotte Juul, Norgaard, S., Foverskov, Else, Bruunsgaard, Helle, Andersen, Per Kragh & Lund, Rikke, 2020, In: European Journal of Ageing. 17, p. 531–546 16 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Regression analysis in an illness-death model with interval-censored data: A pseudo-value approach
Sabathé, C., Andersen, Per Kragh, Helmer, C., Gerds, Thomas Alexander, Jacqmin-Gadda, H. & Joly, P., 2020, In: Statistical Methods in Medical Research. 29, 3, p. 752-764 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Subtleties in the interpretation of hazard contrasts
Martinussen, Torben, Vansteelandt, S. & Andersen, Per Kragh, 2020, In: Lifetime Data Analysis. 26, p. 833–855 23 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The match between need and use of health services among healthy under-fives in Denmark: A register-based national cohort study
Jensen, A., Andersen, Per Kragh, Andersen, John Sahl, Greisen, Gorm & Stensballe, Lone Graff, 2020, In: PLoS ONE. 15, 4, 12 p., e0231776.Research output: Contribution to journal › Journal article › Research › peer-review
- 2019
- Published
Early childhood vaccination and subsequent mortality or morbidity: are observational studies hampered by residual confounding? A Danish register-based cohort study
Jensen, A., Andersen, Per Kragh & Stensballe, Lone Graff, Sep 2019, In: BMJ Open. 9, 9, 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A Note on the Measurement of Socioeconomic Inequalities in Life Years Lost by Cause of Death
Latouche, A., Andersen, Per Kragh, Rey, G. & Moreno-Betancur, M., 2019, In: Epidemiology. 30, 4, p. 569-572 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A comprehensive analysis of mortality-related health metrics associated with mental disorders: a nationwide, register-based cohort study
Plana-Ripoll, O., Pedersen, C. B., Agerbo, E., Holtz, Y., Erlangsen, A., Canudas-Romo, V., Andersen, P. K., Charlson, F. J., Christensen, M. K., Erskine, H. E., Ferrari, A. J., Iburg, K. M., Momen, N., Mortensen, P. B., Nordentoft, M., Santomauro, D. F., Scott, J. G., Whiteford, H. A., Weye, N., McGrath, J. J. & 1 others, , 2019, In: Lancet Oncology. 394, 10211, p. 1827-1835 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A note on pseudo-observations and left-truncation
Grand, Mia Klinten, Putter, H., Allignol, A. & Andersen, Per Kragh, 2019, In: Biometrical Journal. 61, 2, p. 290-298 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Cause-specific life years lost among persons diagnosed with schizophrenia: Is it getting better or worse?
Laursen, T. M., Plana-Ripoll, O., Andersen, Per Kragh, McGrath, J. J., Toender, A., Nordentoft, Merete, Canudas-Romo, V. & Erlangsen, A., 2019, In: Schizophrenia Research. 206, p. 284-290 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Early-life programming of pain sensation? Spinal pain in pre-adolescents with pain experience in early life
Falch-Jørgensen, Anne Cathrine, Lucas, R., Hestbaek, L., Andersen, Per Kragh & Nybo Andersen, Anne-Marie, 2019, In: European Journal of Pediatrics. 178, 12, p. 1903-1911 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Effect of proton pump inhibitors on the risk and prognosis of infections in patients with cirrhosis and ascites
Dam, G., Vilstrup, H., Andersen, Per Kragh, Bossen, L., Watson, H. & Jepsen, P., 2019, In: Liver International. 39, 3, p. 514-521 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Epidemiology of spinal pain in children: a study within the Danish National Birth Cohort
Falch-Jørgensen, Anne Cathrine, Hestbæk, L., Andersen, Per Kragh & Nybo Andersen, Anne-Marie, 2019, In: European Journal of Pediatrics. 178, p. 695-706 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Ethnic differences in the risk of caesarean section: a Danish population-based register study 2004-2015
Rasmussen, Trine Damsted, Villadsen, Sarah Fredsted, Andersen, Per Kragh, Clausen, Tine Dalsgaard & Nybo Andersen, Anne-Marie, 2019, In: BMC Pregnancy and Childbirth. 19, 11 p., 194.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Goodness of fit tests for estimating equations based on pseudo-observations
Pavlič, K., Martinussen, Torben & Andersen, Per Kragh, 2019, In: Lifetime Data Analysis. 25, 2, p. 189-205 17 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Modeling marginal features in studies of recurrent events in the presence of a terminal event
Andersen, Per Kragh, Angst, J. & Ravn, H., 2019, In: Lifetime Data Analysis. 25, 4, p. 681-695 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
New drug candidates for bipolar disorder: A nation-wide population-based study
Kessing, Lars Vedel, Rytgaard, Helene Charlotte Wiese, Gerds, Thomas Alexander, Berk, M., Ekstrøm, Claus Thorn & Andersen, Per Kragh, 2019, In: Bipolar Disorders. 21, 5, p. 410-418 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
New drug candidates for depression - a nationwide population-based study
Kessing, Lars Vedel, Rytgaard, Helene Charlotte Wiese, Gerds, Thomas Alexander, Berk, M., Ekstrøm, Claus Thorn & Andersen, Per Kragh, 2019, In: Acta Psychiatrica Scandinavica. 139, 1, p. 68-77 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Risk factors of post-discharge under-five mortality among Danish children 1997-2016: A register-based study
Jensen, A., Andersen, Per Kragh, Andersen, John Sahl, Greisen, Gorm & Stensballe, Lone Graff, 2019, In: PLoS ONE. 14, 12, 11 p., e0226045.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Sociodemographic and clinical risk factors of treatment-resistant depression: A Danish populations-based study
Gronemann, F. H., Jørgensen, Martin Balslev, Nordentoft, Merete, Andersen, Per Kragh & Osler, Merete, 2019, In: Pharmacoepidemiology and Drug Safety. 28, S2, p. 107 1 p.Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
- Published
Too much? Mortality and health service utilisation among Danish children 1999-2016: A register-based study
Jensen, A., Andersen, Per Kragh, Andersen, John Sahl, Greisen, Gorm & Stensballe, Lone Graff, 2019, In: PLoS ONE. 14, 10, 18 p., e0224544.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Weight trajectories and disordered eating behaviours in 11-to 12-year-olds: A longitudinal study within the Danish National Birth Cohort
Larsen, P. S., Nybo Andersen, Anne-Marie, Olsen, E. M., Andersen, Per Kragh, Micali, N. & Strandberg-Larsen, Katrine, 2019, In: European Eating Disorders Review. 27, 4, p. 436-444 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2018
- Published
Response to the comments on 'Continuation of lithium after a diagnosis of chronic kidney disease'
Kessing, Lars Vedel, Feldt-Rasmussen, Bo, Andersen, Per Kragh, Gerds, Thomas Alexander & Licht, R. W., Sep 2018, In: Acta Psychiatrica Scandinavica. 138, 3, p. 275-276 2 p.Research output: Contribution to journal › Contribution to newspaper - Comment/debate › Communication
- Published
Incidence of, Risk Factors for, and Changes Over Time in Treatment-Resistant Depression in Denmark: A Register-Based Cohort Study
Gronemann, F. H., Jorgensen, M. B., Nordentoft, Merete, Andersen, Per Kragh & Osler, Merete, 1 Jul 2018, In: Journal of Clinical Psychiatry. 79, 4Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Risk of recurrence after a single manic or mixed episode - a systematic review and meta-analysis
Kessing, Lars Vedel, Andersen, Per Kragh & Vinberg, Maj, 1 Feb 2018, In: Bipolar Disorders. 20, 1, p. 9-17 9 p.Research output: Contribution to journal › Review › Research › peer-review
- Published
Contribution to the discussion of ‘Survival models and health sequences’ by W. Dempsey and P. McCullagh
Andersen, Per Kragh, 2018, In: Lifetime Data Analysis. 24, 4, p. 588-591 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Delayed age at transfer of adoptees to adoptive parents is associated with increased mortality irrespective of social class of the adoptive parents: a cohort study
Petersen, L., Andersen, Per Kragh, Sørensen, Thorkild I.A. & Mortensen, Erik Lykke, 2018, In: BMC Public Health. 18, 1, 7 p., 435.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Developmental, temperamental and environmental risk factors for mood disorders: unipolar vs. bipolar trajectories
Kessing, Lars Vedel, Willer, I., Andersen, Per Kragh & Bukh, J. O. D., 2018, In: Bipolar Disorders. 20, S1, p. 34 1 p.Research output: Contribution to journal › Conference abstract in journal › Research
- Published
Electroconvulsive therapy and risk of dementia in patients with affective disorders: a cohort study
Osler, Merete, Rozing, Maarten Pieter, Okholm, Gunhild Tidemann, Andersen, Per Kragh & Jørgensen, Martin Balslev, 2018, In: Lancet Psychiatry. 5, 4, p. 348-356 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Limitations in the Effect of Screening on Breast Cancer Mortality
Beau, A., Andersen, Per Kragh, Vejborg, I. & Lynge, Elsebeth, 2018, In: Journal of Clinical Oncology. 36, 30, p. 2988-2995 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Lithium and Dementia Reply
Kessing, Lars Vedel, Andersen, Per Kragh & Ersboll, A. K., 2018, In: JAMA Psychiatry. 75, 3, p. 302-303 2 p.Research output: Contribution to journal › Letter › Research › peer-review
- Published
Patient-controlled hospital admission for patients with severe mental disorders: a nationwide prospective multicentre study
Thomsen, C. T., Benros, Michael Eriksen, Maltesen, T., Hastrup, L. H., Andersen, Per Kragh, Giacco, D. & Nordentoft, Merete, 2018, In: Acta Psychiatrica Scandinavica. 137, 4, p. 355-363 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Sammenhænge, risici, behandlingseffekter - kan vi stole på forskningsresultaterne?
Ditlevsen, Susanne, Sørensen, Helle & Andersen, Per Kragh, 2018, In: Practicus. 241, p. 8-9Research output: Contribution to journal › Journal article › Research
- Published
Use of paracetamol, ibuprofen or aspirin in pregnancy and risk of cerebral palsy in the child
Petersen, T. G., Liew, Z., Nybo Andersen, Anne-Marie, Andersen, G. L., Andersen, Per Kragh, Martinussen, Torben, Olsen, J., Rebordosa, C., Tollånes, M. C., Uldall, P., Wilcox, A. J. & Strandberg-Larsen, Katrine, 2018, In: International Journal of Epidemiology. 47, 1, p. 121–130 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2017
- Published
Cause-specific life-years lost in people with mental disorders: a nationwide, register-based cohort study
Erlangsen, A., Andersen, Per Kragh, Toender, A., Laursen, T. M., Nordentoft, Merete & Canudas-Romo, V., 1 Dec 2017, In: The Lancet Psychiatry. 4, 12, p. 937-945 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Continuation of lithium after a diagnosis of chronic kidney disease
Kessing, Lars Vedel, Feldt-Rasmussen, Bo, Andersen, Per Kragh, Gerds, Thomas Alexander & Licht, R. W., Dec 2017, In: Acta Psychiatrica Scandinavica. 136, 6, p. 615-622 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Joint effect of alcohol consumption and educational level on alcohol-related medical events: A Danish register-based cohort study
Nordahl Christensen, H., Diderichsen, Finn, Hvidtfeldt, U. A., Lange, Theis, Andersen, Per Kragh, Osler, Merete, Prescott, Eva, Tjønneland, Anne, Rod, Naja Hulvej & Andersen, Ingelise, Nov 2017, In: Epidemiology. 28, 6, p. 872–879 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Lithium in drinking water and the incidence of bipolar disorder: A nation-wide population-based study
Kessing, Lars Vedel, Gerds, Thomas Alexander, Knudsen, N. N., Jørgensen, L. F., Kristiansen, S. M., Voutchkova, D., Ernstsen, V., Schullehner, J., Hansen, B., Andersen, Per Kragh & Ersbøll, A. K., Nov 2017, In: Bipolar Disorders (English Edition, Online). 19, 7, p. 563-567 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Life years lost among patients with a given disease
Andersen, Per Kragh, 30 Sep 2017, In: Statistics in Medicine. 36, 22, p. 3573-3582 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Rate and predictors of conversion from unipolar to bipolar disorder: A systematic review and meta-analysis
Kessing, Lars Vedel, Willer, I., Andersen, Per Kragh & Bukh, J. D., Aug 2017, In: Bipolar Disorders. 19, 5, p. 324-335 12 p.Research output: Contribution to journal › Review › Research › peer-review
- Published
Risk factors of coercion among psychiatric inpatients: a nationwide register-based cohort study
Thomsen, C., Starkopf, L., Hastrup, L. H., Andersen, Per Kragh, Nordentoft, Merete & Benros, Michael Eriksen, Aug 2017, In: Social Psychiatry and Psychiatric Epidemiology. 52, 8, p. 979–987 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Causal inference in survival analysis using pseudo-observations
Andersen, Per Kragh, Syriopoulou, E. & Parner, E. T., 30 Jul 2017, In: Statistics in Medicine. 36, 17, p. 2669-2681 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Prenatal Exposure to Fever and Infections and Academic Performance: A Multilevel Analysis
Dreier, J. W., Berg-Beckhoff, G., Andersen, Per Kragh & Nybo Andersen, Anne-Marie, 1 Jul 2017, In: American Journal of Epidemiology. 186, 1, p. 29-37 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Lithium in drinking water and incidence of suicide: A nationwide individual-level cohort study with 22 years of follow-up
Knudsen, N. N., Schullehner, J., Hansen, B., Jørgensen, L. F., Kristiansen, S. M., Voutchkova, D. D., Gerds, Thomas Alexander, Andersen, Per Kragh, Bihrmann, K., Grønbæk, M., Kessing, Lars Vedel & Ersbøll, A. K., 10 Jun 2017, In: International Journal of Environmental Research and Public Health. 14, 6, p. 1-13 13 p., 627.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Advanced paternal age and childhood cancer in offspring: A nationwide register-based cohort study
Urhoj, Stine Kjaer, Raaschou-Nielsen, O., Hansen, A. V., Mortensen, Laust Hvas, Andersen, Per Kragh & Nybo Andersen, Anne-Marie, 1 Jun 2017, In: International Journal of Cancer. 140, 11, p. 2461-2472 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Advanced paternal age and stillbirth rate: a nationwide register-based cohort study of 944,031 pregnancies in Denmark
Urhoj, Stine Kjaer, Andersen, Per Kragh, Mortensen, Laust Hvas, Smith, G. D. & Nybo Andersen, Anne-Marie, Mar 2017, In: European Journal of Epidemiology. 32, 3, p. 227-234 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Socioeconomic disparities in birth weight and body mass index during infancy through age 7 years: a study within the Danish National Birth Cohort
Morgen, C. S., Andersen, Per Kragh, Mortensen, Laust Hvas, Howe, L. D., Rasmussen, M., Due, P., Sørensen, Thorkild I.A. & Nybo Andersen, Anne-Marie, 20 Jan 2017, In: B M J Open. 7, 1, p. 1-11 11 p., e011781.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Estimating a population cumulative incidence under calendar time trends
Hansen, S. N., Overgaard, M., Andersen, Per Kragh & Parner, E. T., 11 Jan 2017, In: B M C Medical Research Methodology. 17, 10 p., 7.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Evidence for clinical progression of unipolar and bipolar disorders
Kessing, Lars Vedel & Andersen, Per Kragh, Jan 2017, In: Acta Psychiatrica Scandinavica. 135, 1, p. 51–64 14 p.Research output: Contribution to journal › Review › Research › peer-review
- Published
Association of Lithium in Drinking Water With the Incidence of Dementia
Kessing, Lars Vedel, Gerds, Thomas Alexander, Knudsen, N. N., Jørgensen, L. F., Kristiansen, S. M., Voutchkova, D., Ernstsen, V., Schullehner, J., Hansen, B., Andersen, Per Kragh & Ersbøll, A. K., 2017, In: J A M A Psychiatry. 74, 10, p. 1005-1010Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Mode of Delivery according to Leisure Time Physical Activity before and during Pregnancy: A Multicenter Cohort Study of Low-Risk Women
Nielsen, E. N., Andersen, Per Kragh, Hegaard, Hanne Kristine & Juhl, M., 2017, In: Journal of Pregnancy. 2017, p. 1-8 8 p., 6209605.Research output: Contribution to journal › Journal article › Research › peer-review
- 2016
- Published
The Intracranial Distribution of Gliomas in Relation to Exposure From Mobile Phones: Analyses From the INTERPHONE Study
Grell, K., Frederiksen, K., Schüz, J., Cardis, E., Armstrong, B., Siemiatycki, J., Krewski, D. R., McBride, M. L., Johansen, C., Auvinen, A., Hours, M., Blettner, M., Sadetzki, S., Lagorio, S., Yamaguchi, N., Woodward, A., Tynes, T., Feychting, M., Fleming, S. J., Swerdlow, A. J. & 1 others, , 1 Dec 2016, In: American Journal of Epidemiology. 184, 11, p. 818-828 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A marginal structural model for recurrent events in the presence of time-dependent confounding: non-specific effects of vaccines on child hospitalisations
Jensen, Aksel Karl Georg, Ravn, H., Sørup, S. & Andersen, Per Kragh, 30 Nov 2016, In: Statistics in Medicine. 35, 27, p. 5051-5069 19 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Depression following acute coronary syndrome: a Danish nationwide study of potential risk factors
Jørgensen, Terese Sara Høj, Maartensson, S., Ibfelt, E. H., Jørgensen, Martin Balslev, Wium-Andersen, I. K., Wium-Andersen, M. K., Prescott, Eva, Andersen, Per Kragh & Osler, Merete, Nov 2016, In: Social Psychiatry and Psychiatric Epidemiology. 51, 11, p. 1509–1523 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Educational inequality in alcohol-attributable events: A Danish register-based cohort study
Christensen, N. H., Diderichsen, Finn, Hvidtfeldt, U. A., Lange, Theis, Andersen, Per Kragh, Osler, Merete, Prescott, Eva, Tjønneland, Anne, Rod, Naja Hulvej & Andersen, Ingelise, Nov 2016, In: European Journal of Public Health. 26, Supplement 1, p. 96-96 1 p.Research output: Contribution to journal › Conference abstract in journal › Research › peer-review
- Published
Contrast-enhanced ultrasound compared with computed tomography, magnetic resonance imaging, and positron emission tomography for diagnosing liver metastases in people with newly diagnosed colorectal cancer
Lund, M., Bjerre, T. A., Grønbaek, H., Mortensen, F. & Andersen, Per Kragh, 10 Oct 2016, In: Cochrane Database of Systematic Reviews. 2016, 10, 18 p., CD012388.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Incidence of Depression After Stroke, and Associated Risk Factors and Mortality Outcomes, in a Large Cohort of Danish Patients
Jørgensen, Terese Sara Høj, Wium-Andersen, I. K., Wium-Andersen, M. K., Jørgensen, Martin Balslev, Prescott, Eva, Maartensson, S., Andersen, Per Kragh & Osler, Merete, Oct 2016, In: J A M A Psychiatry. 73, 10, p. 1032-1040 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Familial Clustering of Staphylococcus aureus Bacteremia in First-Degree Relatives: A Danish Nationwide Cohort Study
Oestergaard, L. B., Christiansen, M. N., Schmiegelow, M. D., Skov, R. L., Andersen, P. S., Petersen, A., Aasbjerg, K., Gerds, Thomas Alexander, Andersen, Per Kragh & Torp-Pedersen, Christian, 20 Sep 2016, In: Annals of Internal Medicine. 165, 6, p. 390-398 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Patient-controlled hospital admission for patients with severe mental disorders: study protocol for a nationwide prospective multicentre study
Thomsen, C. T., Benros, Michael Eriksen, Hastrup, L. H., Andersen, Per Kragh, Giacco, D. & Nordentoft, Merete, Sep 2016, In: B M J Open. 6, 9, p. 1-7 7 p., e013088.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Does access to invasive examination and treatment influence socioeconomic differences in case fatality for patients admitted for the first time with non-ST-elevation myocardial infarction or unstable angina?
Mårtensson, S., Gyrd-Hansen, D., Prescott, Eva, Andersen, Per Kragh, Gislason, Gunnar Hilmar, Jacobsen, R. K. & Osler, Merete, 20 Apr 2016, In: EuroIntervention. 11, 13, p. 1495-1502 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fever and infections in pregnancy and risk of attention deficit/hyperactivity disorder in the offspring
Dreier, J. W., Nybo Andersen, Anne-Marie, Hvolby, A., Garne, E., Andersen, Per Kragh & Berg-Beckhoff, G., Apr 2016, In: Journal of Child Psychology and Psychiatry. 57, 4, p. 540-548 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Rates and predictors of remission, recurrence and conversion to bipolar disorder after the first lifetime episode of depression: a prospective 5-year follow-up study
Bukh, Jens Otto Drachmann, Andersen, Per Kragh & Kessing, Lars Vedel, Apr 2016, In: Psychological Medicine. 46, 6, p. 1151-1161 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Misspecified poisson regression models for large-scale registry data: inference for 'large n and small p'
Grøn, R., Gerds, Thomas Alexander & Andersen, Per Kragh, 30 Mar 2016, In: Statistics in Medicine. 35, 7, p. 1117-1129 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Nationwide and population-based prescription patterns in bipolar disorder
Kessing, Lars Vedel, Vradi, E. & Andersen, Per Kragh, Mar 2016, In: Bipolar Disorders (English Edition, Online). 18, 2, p. 174-182 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Depression After First Hospital Admission for Acute Coronary Syndrome: A Study of Time of Onset and Impact on Survival
Osler, Merete, Mårtensson, S., Wium-Andersen, I. K., Prescott, Eva, Andersen, Per Kragh, Jørgensen, Terese Sara Høj, Carlsen, K., Wium-Andersen, M. K. & Jørgensen, Martin Balslev, 1 Feb 2016, In: American Journal of Epidemiology. 183, 3, p. 218-226 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Socio-economic position and time trends in invasive management and case fatality after acute myocardial infarction in Denmark
Mårtensson, S., Gyrd-Hansen, D., Prescott, Eva, Andersen, Per Kragh, Jacobsen, R. K. & Osler, Merete, Feb 2016, In: European Journal of Public Health. 26, 1, p. 146-152 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Personality and the Long-Term Outcome of First-Episode Depression: A Prospective 5-Year Follow-Up Study
Bukh, Jens Otto Drachmann, Andersen, Per Kragh & Kessing, Lars Vedel, 2016, In: Journal of Clinical Psychiatry. 77, 6, p. e704-e710 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2015
- Published
Lithium and renal and upper urinary tract tumors: results from a nationwide population-based study
Kessing, Lars Vedel, Gerds, Thomas Alexander, Feldt-Rasmussen, Bo, Andersen, Per Kragh & Licht, R. W., Dec 2015, In: Bipolar Disorders. 17, 8, p. 805-13 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Use of Lithium and Anticonvulsants and the Rate of Chronic Kidney Disease: A Nationwide Population-Based Study
Kessing, Lars Vedel, Gerds, Thomas Alexander, Feldt-Rasmussen, Bo, Andersen, Per Kragh & Licht, R. W., Dec 2015, In: J A M A Psychiatry. 72, 12, p. 1182-91 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Diabetes as a risk factor for hepatic encephalopathy in cirrhosis patients
Jepsen, P., Watson, H., Andersen, Per Kragh & Vilstrup, H., Nov 2015, In: Journal of Hepatology. 63, 5, p. 1133-1138 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The Impact of Comorbid Depression on Educational Inequality in Survival after Acute Coronary Syndrome in a Cohort of 83 062 Patients and a Matched Reference Population
Osler, Merete, Prescott, Eva, Wium-Andersen, I. K., Ibfelt, E. H., Jørgensen, Martin Balslev, Andersen, Per Kragh, Jørgensen, Terese Sara Høj, Wium-Andersen, M. K. & Mårtensson, S., 29 Oct 2015, In: PloS one. p. 1-11 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A three-dimensional point process model for the spatial distribution of disease occurrence in relation to an exposure source
Grell, Kathrine, Diggle, P. J., Frederiksen, K., Schüz, J., Cardis, E. & Andersen, Per Kragh, 15 Oct 2015, In: Statistics in Medicine. 34, 23, p. 3170–3180 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Niels Keiding 70 years
Andersen, Per Kragh & Scheike, Thomas, Oct 2015, In: Lifetime Data Analysis. 21, 4, p. 491-492 2 p.Research output: Contribution to journal › Editorial › Research › peer-review
- Published
Life expectancy in bipolar disorder
Kessing, Lars Vedel, Vradi, E. & Andersen, Per Kragh, Aug 2015, In: Bipolar Disorders. 17, 5, p. 543-8 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Causes of decreased life expectancy over the life span in bipolar disorder
Kessing, Lars Vedel, Vradi, E., McIntyre, R. S. & Andersen, Per Kragh, 15 Jul 2015, In: Journal of Affective Disorders. 180, p. 142-7 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Correction: Prenatal Exposure to Maternal Bereavement and Childbirths in the Offspring: A Population Based Cohort Study
Plana-Ripoll, O., Olsen, J., Andersen, Per Kragh, Gómez, G., Cnattingius, S. & Li, J., 2 Jul 2015, In: PLOS ONE. 10, 7, p. 1-2 2 p., e103353.Research output: Contribution to journal › Comment/debate › Research › peer-review
- Published
The Clinical Course of Cirrhosis: The Importance of Multistate Models and Competing Risks Analysis
Jepsen, P., Vilstrup, H. & Andersen, Per Kragh, 1 Jul 2015, In: Hepatology. 62, 1, p. 292-302 11 p.Research output: Contribution to journal › Review › Research › peer-review
- Published
A competing risks approach to "biologic" interaction
Andersen, Per Kragh & Skrondal, A., Apr 2015, In: Lifetime Data Analysis. 21, 2, p. 300-314 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Editorial: To the memory of John P. Klein
Keiding, N., Andersen, Per Kragh & Zhang, M., Apr 2015, In: Lifetime Data Analysis. 21, 2, p. 157-159 3 p.Research output: Contribution to journal › Editorial › Research › peer-review
- Published
Alcohol-related morbidity and mortality within siblings
Søndergaard, G., Osler, Merete, Nybo Andersen, Anne-Marie, Andersen, Per Kragh, Dalton, S. O. & Mortensen, Laust Hvas, Mar 2015, In: Addiction. 110, 3, p. 451-460 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Diagnostic stability in pediatric bipolar disorder
Kessing, Lars Vedel, Vradi, E. & Andersen, Per Kragh, Feb 2015, In: Journal of Affective Disorders. 172, p. 417-421 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Event History Analysis in Continuous Time
Andersen, Per Kragh & Keiding, N., 2015, International Encyclopedia of the Social & Behavioral Sciences. Wright, J. D. (ed.). 2 ed. Elsevier Science Inc., p. 310-319 10 p.Research output: Chapter in Book/Report/Conference proceeding › Encyclopedia chapter › Research › peer-review
- Published
Regression analysis of censored data using pseudo-observations: An update
Overgaard, M., Andersen, Per Kragh & Parner, E. T., 2015, In: Stata Journal. 15, 3, p. 809-821 12 p., st0202_1.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Survival Analysis: Introduction
Keiding, N. & Andersen, Per Kragh, 2015, International Encyclopedia of the Social & Behavioral Sciences. Wright, J. D. (ed.). 2nd ed. Elsevier Science Inc., p. 771-775 5 p.Research output: Chapter in Book/Report/Conference proceeding › Encyclopedia chapter › Research › peer-review
- 2014
- Published
STRengthening analytical thinking for observational studies: The STRATOS initiative
Sauerbrei, W., Abrahamowicz, M., Altman, D. G., le Cessie, S., Carpenter, J., Abrahamowicz, M., Andersen, P. K., Altman, D., Becher, H., Binder, H., Blettner, M., Bodicoat, D., Bossuyt, P., Carpenter, J., Carroll, R., Chadha-Boreham, H., Collins, G., De Stavola, B., Duchateau, L., Evans, S. & 30 others, , 30 Dec 2014, In: Statistics in Medicine. 33, 30, p. 5413-5432 20 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Cohort Profile: The Social Inequality in Cancer (SIC) cohort study
Nordahl, H., Hvidtfeldt, U. A., Diderichsen, Finn, Rod, Naja Hulvej, Osler, Merete, Frederiksen, B. L., Prescott, Eva, Tjønneland, A., Lange, Theis, Keiding, N., Andersen, Per Kragh & Andersen, Ingelise, Dec 2014, In: International Journal of Epidemiology. 43, 6, p. 1750-1758 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Relation of nonsteroidal anti-inflammatory drugs to serious bleeding and thromboembolism risk in patients with atrial fibrillation receiving antithrombotic therapy: a nationwide cohort study
Lamberts, M., Lip, G. Y. H., Hansen, M. L., Lindhardsen, J., Olesen, J. B., Raunsø, J., Olsen, A. S., Andersen, Per Kragh, Gerds, Thomas Alexander, Fosbøl, Emil Loldrup, Torp-Pedersen, Christian & Gislason, G. H., 18 Nov 2014, In: Annals of Internal Medicine. 161, 10, p. 690-8 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Authors' reply
Kessing, Lars Vedel & Andersen, Per Kragh, Nov 2014, In: British Journal of Psychiatry. 205, 5, p. 1 1 p., 411.Research output: Contribution to journal › Comment/debate › Research › peer-review
- Published
Are the educational differences in incidence of cardiovascular disease explained by underlying familial factors? A twin study
Madsen, M., Andersen, Per Kragh, Gerster, M., Nybo Andersen, Anne-Marie, Christensen, K. & Osler, Merete, Oct 2014, In: Social science & medicine (1982). 118, p. 182-90 9 p.Research output: Contribution to journal › Comment/debate › Research › peer-review
- Published
Authors' reply: Risk factors for miscarriage from a prevention perspective: a nationwide follow-up study
Nybo Andersen, Anne-Marie, Andersen, Per Kragh, Nilsson, S. F. & Strandberg-Larsen, Katrine, Oct 2014, In: B J O G. 121, 11, p. 1440 1440 p., 1.Research output: Contribution to journal › Letter › Research › peer-review
- Published
Events per variable for risk differences and relative risks using pseudo-observations
Hansen, S. N., Andersen, Per Kragh & Parner, E. T., Oct 2014, In: Lifetime Data Analysis. 20, 4, p. 584-98 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Risk factors for miscarriage from a prevention perspective: a nationwide follow-up study
Nilsson, S. F., Andersen, Per Kragh, Strandberg-Larsen, Katrine & Nybo Andersen, Anne-Marie, Oct 2014, In: B J O G. 121, 11, p. 1375-85 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Starting lithium prophylaxis early v. late in bipolar disorder
Kessing, Lars Vedel, Vradi, E. & Andersen, Per Kragh, Sep 2014, In: The British journal of psychiatry : the journal of mental science. 205, 3, p. 214-20 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Calibration plots for risk prediction models in the presence of competing risks
Gerds, Thomas Alexander, Andersen, Per Kragh & Kattan, M. W., 15 Aug 2014, In: Statistics in Medicine. 33, 18, p. 3191–3203 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Effect of recombinant Factor VIIa on outcome of acute variceal bleeding: An individual patient based meta-analysis of two controlled trials
Bendtsen, Flemming, D'Amico, G., Rusch, E., de Franchis, R., Andersen, Per Kragh, Lebrec, D., Thabut, D. & Bosch, J., Aug 2014, In: Journal of Hepatology. 61, 2, p. 252-9 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The effect of rehabilitation on health-care utilisation in COPD patients in Copenhagen
Jacobsen, R., Rusch, E., Andersen, Per Kragh, Adams, J., Jensen, C. R. & Frølich, Anne, Jul 2014, In: Clinical Respiratory Journal. 8, 3, p. 321-9 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
Survival Analysis, Overview
Andersen, Per Kragh & Keiding, N., 9 Jun 2014, Methods and Applications of Statistics in Clinical Trials: Planning, Analysis, and Inferential Methods. Balakrishnan, N. (ed.). Wiley-Blackwell, Vol. 2. p. 802-814 13 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
- Published
The effectiveness of structured personal care of type 2 diabetes on recurrent outcomes: a 19 year follow-up of the study Diabetes Care in General Practice (DCGP)
Lundström, H. M., Siersma, Volkert Dirk, Nielsen, Anni Brit Sternhagen, Brodersen, John Brandt, Reventlow, Susanne, Andersen, Per Kragh & Olivarius, Niels de Fine, Jun 2014, In: Diabetologia. 57, 6, p. 1119-23 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Pseudo-observations for competing risks with covariate dependent censoring
Binder, N., Gerds, Thomas Alexander & Andersen, Per Kragh, Apr 2014, In: Lifetime Data Analysis. 20, 2, p. 303-15 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Genetic and familial environmental effects on suicide attempts: A study of Danish adoptees and their biological and adoptive siblings
Petersen, L., Sørensen, Thorkild I.A., Andersen, Per Kragh, Mortensen, P. B. & Hawton, K., Feb 2014, In: Journal of Affective Disorders. 155, p. 273-277 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
New‐Onset Atrial Fibrillation is Associated With Cardiovascular Events Leading to Death in a First Time Myocardial Infarction Population of 89 703 Patients With Long‐Term Follow‐Up: A Nationwide Study
Bang, C. N., Gislason, Gunnar Hilmar, Greve, A. M., Bang, C. A., Lilja, A., Torp-Pedersen, Christian, Andersen, Per Kragh, Køber, Lars Valeur, Devereux, R. B. & Wachtell, K., 21 Jan 2014, In: American Heart Association. Journal. Cardiovascular and Cerebrovascular Disease. 3, 1, 10 p., e000382.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Matched survival data in a co-twin control design
Gerster, M., Madsen, M. & Andersen, Per Kragh, Jan 2014, In: Lifetime Data Analysis. 20, 1, p. 38-50 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
On the validity of the case-time-control design for autocorrelated exposure histories
Jensen, Aksel Karl Georg, Gerds, Thomas Alexander, Weeke, P., Torp-Pedersen, C. & Andersen, Per Kragh, Jan 2014, In: Epidemiology (Cambridge, Mass.). 25, 1, p. 110-3 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Are rates of pediatric bipolar disorder increasing? Results from a nationwide register study
Kessing, Lars Vedel, Vradi, E. & Andersen, Per Kragh, 2014, In: International Journal of Bipolar Disorders. 2, p. 1-7 7 p., 10.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Determinants of Binge Drinking among Adolescents in Denmark
Pedersen, M., Andersen, Per Kragh & Sabroe, S., 2014, In: Scandinavian Journal of Child and Adolescent Psychiatry and Psychology. 2, 3, p. 135-142 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Lifetime alcohol use and overall and cause-specific mortality in the European Prospective Investigation into Cancer and nutrition (EPIC) study
Ferrari, P., Licaj, I., Muller, D. C., Andersen, P. K., Johansson, M., Boeing, H., Weiderpass, E., Dossus, L., Dartois, L., Fagherazzi, G., Bradbury, K. E., Khaw, K-T., Wareham, N., Duell, E. J., Barricarte, A., Molina-Montes, E., Sanchez, C. N., Arriola, L., Wallström, P., Tjønneland, A. & 19 others, , 2014, In: B M J Open. 4, 7, p. 1-12 12 p., e005245.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Occupational lifting during pregnancy and child's birth size in a large cohort study
Juhl, M., Larsen, P. S., Andersen, Per Kragh, Svendsen, S. W., Bonde, Jens Peter, Nybo Andersen, Anne-Marie & Strandberg-Larsen, Katrine, 2014, In: Scandinavian Journal of Work, Environment & Health. 40, 4, p. 411-9 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Per Kragh Andersen: Gøtzsche misforstår meta analyser
Andersen, Per Kragh, 2014, In: Ugeskrift for Laeger. 176, 3Research output: Contribution to journal › Comment/debate › Research › peer-review
- Published
Prenatal Exposure to Maternal Bereavement and Childbirths in the Offspring: A Population-Based Cohort Study
Plana-Ripoll, O., Olsen, J., Andersen, Per Kragh, Gómez, G., Cnattingius, S. & Li, J., 2014, In: PLOS ONE. 9, 7, p. 1-8 8 p., e103353.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Trends in time to invasive examination and treatment from 2001 to 2009 in patients admitted first time with non-ST elevation myocardial infarction or unstable angina in Denmark
Mårtensson, S., Gyrd-Hansen, D., Prescott, Eva, Andersen, Per Kragh, Zwisler, A. O. & Osler, Merete, 2014, In: B M J Open. 4, 1, 10 p., e004052.Research output: Contribution to journal › Journal article › Research › peer-review
- 2013
- Published
Does the association between broken partnership and first time myocardial infarction vary with time after break-up?
Kriegbaum, Margit, Christensen, U., Andersen, Per Kragh, Osler, Merete & Lund, Rikke, Dec 2013, In: International Journal of Epidemiology. 42, 6, p. 1811-9 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Genetic and Familial Environmental Effects on Suicide - An Adoption Study of Siblings
Petersen, L., Sørensen, Thorkild I.A., Andersen, Per Kragh, Mortensen, P. B. & Hawton, K., 17 Oct 2013, In: P L o S One. 8, 10, p. e77973Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Occupational lifting during pregnancy and risk of fetal death in a large national cohort study
Juhl, M., Strandberg-Larsen, Katrine, Larsen, P. S., Andersen, Per Kragh, Svendsen, S. W., Bonde, Jens Peter & Nybo Andersen, Anne-Marie, Jul 2013, In: Scandinavian Journal of Work, Environment & Health. 39, 4, p. 335-42Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The effects of maternal depression and use of antidepressants during pregnancy on risk of a child small for gestational age
Jensen, H. M., Grøn, R., Lidegaard, Øjvind, Pedersen, L. H., Andersen, Per Kragh & Kessing, Lars Vedel, Jul 2013, In: Psychopharmacology. 228, 2, p. 199-205 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Maternal depression, antidepressant use in pregnancy and Apgar scores in infants
Jensen, H. M., Grøn, R., Lidegaard, Øjvind, Pedersen, L. H., Andersen, Per Kragh & Kessing, Lars Vedel, May 2013, In: The British journal of psychiatry : the journal of mental science. 202, 5, p. 347-51 5 p.Research output: Contribution to journal › Journal article › Research
- Published
Are familial factors underlying the association between socioeconomic position and prescription medicine? A register-based study on Danish twins
Madsen, M., Andersen, Per Kragh, Gerster, M., Nybo Andersen, Anne-Marie, Osler, Merete & Christensen, K., 2013, In: B M J Open. 3, 11, p. e003292Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Author's reply to reader reaction on 'Maternal depression, antidepressant use in pregnancy and Apgar score in infants'
Kessing, Lars Vedel, Grøn, R. & Andersen, Per Kragh, 2013, In: British Journal of Psychiatry. 202, 465Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Cause-specific measures of life years lost
Andersen, Per Kragh, Canudas-Romo, V. & Keiding, N., 2013, In: Demographic Research. 29, 41, p. 1127-1152 26 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Characteristics of COPD Patients Enrolled into Rehabilitation Programme in Copenhagen
Jacobsen, Ramune, Rusch, E., Frølich, Anne, Andersen, Per Kragh & Godtfredsen, Nina, 2013, In: ISRN Pulmonology. 2013, 394,042, 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Cohabitation patterns among patients with servere psychiatric disorders in the entire Danish population
Thomsen, A., Olsbjerg, M., Andersen, Per Kragh & Kessing, Lars Vedel, 2013, In: Psychological Medicine. 43, 5, p. 1013-1021 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Comparing predictions among competing risks models with time-dependent covariates
Cortese, G., Gerds, Thomas Alexander & Andersen, Per Kragh, 2013, In: Statistics in Medicine. 32, 18, p. 3089-3101 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Decomposition of number of life years lost according to causes of death
Andersen, Per Kragh, 2013, In: Statistics in Medicine. 32, 30, p. 5278-5285 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Familial clustering of myocardial infarction in first-degree relatives: a nationwide study
Nielsen, M., Andersson, C., Gerds, Thomas Alexander, Andersen, Per Kragh, Jensen, T. B., Køber, Lars Valeur, Gislason, Gunnar Hilmar & Torp-Pedersen, Christian, 2013, In: European Heart Journal (Online). 34, 16, p. 1198-1203 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Multi-state models
Andersen, Per Kragh & Perme, M., 2013, In:Handbook of Survival Analysis. Klein JP van Houwelingen HC, I. JH. . S. TH. (ed.). Chapman, p. 417-439 23 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
- Published
Social inequality in breast, lung and colorectal cancers: a sibling approach
Søndergaard, G., Mortensen, Laust Hvas, Nybo Andersen, Anne-Marie, Andersen, Per Kragh, Dalton, Susanne Oksbjerg & Osler, Merete, 2013, In: B M J Open. 3, 3, e002114.Research output: Contribution to journal › Journal article › Research › peer-review
- 2012
- Published
Authors' response to: Moderate alcohol intake during pregnancy and risk of fetal death
Nybo Andersen, Anne-Marie, Andersen, Per Kragh, Olsen, J., Grønbæk, M. & Strandberg-Larsen, Katrine, Dec 2012, In: International Journal of Epidemiology. 41, 6, p. 1848 1 p., dys155.Research output: Contribution to journal › Letter › Research › peer-review
- Published
Normal tension glaucoma and Alzheimer disease: comorbidity?
Bach-Holm, Daniella, Kessing, S. V., Mogensen, U., Forman, Julie Lyng, Andersen, Per Kragh & Kessing, Lars Vedel, Nov 2012, In: Acta Ophthamologica (Online). 90, 7, p. 683-5 3 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Socioeconomic position and the risk of spontaneous abortion: a study within the Danish National Birth Cohort
Norsker, F. N., Espenhain, L., á Rogvi, Sofie, Morgen, C. S., Andersen, Per Kragh & Nybo Andersen, Anne-Marie, 25 Jun 2012, In: BMJ Open. 2, 3, e001077.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Distribution and predictors of exercise habits among pregnant women in the Danish National Birth Cohort
Juhl, M., Madsen, M., Nybo Andersen, Anne-Marie, Andersen, Per Kragh & Olsen, J., Feb 2012, In: Scandinavian Journal of Medicine & Science in Sports. 22, 1, p. 128-138 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Absolute risk regression for competing risks: interpretation, link functions, and prediction
Gerds, Thomas Alexander, Scheike, Thomas & Andersen, Per Kragh, 2012, In: Statistics in Medicine. 31, p. 3921-3930 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
An observational nationwide register based cohort study on lamotrigine versus lithium in bipolar disorder
Kessing, Lars Vedel, Hellmund, G. & Andersen, Per Kragh, 2012, In: Journal of Psychopharmacology. 26, p. 644-652Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Antidepressant Use and Risk of Out-of-Hospital Cardiac Arrest: A Nationwide Case-Time-Control Study
Weeke, P., Jensen, Aksel Karl Georg, Folke, F., Gislason, G. H., Olesen, J. B., Andersson, C., Fosbøl, E. L., Larsen, J. K., Lippert, F., Nielsen, S. L., Gerds, Thomas Alexander, Andersen, Per Kragh, Kanters, Jørgen K., Poulsen, Henrik Enghusen, Pehrson, S., Køber, L. & Torp-Pedersen, C., 2012, In: Clinical Pharmacology and Therapeutics. 92, 1, p. 72-79 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Authors' Response to: Moderate alcohol intake during pregnancy and risk of fetal death
Nybo Andersen, Anne-Marie, Andersen, Per Kragh, Olsen, J., Grønbæk, M. & Strandberg-Larsen, Katrine, 2012, In: American Journal of Epidemiology. 41, 6, p. 1847Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Book review: Modeling survival data using frailty models by David D. Hanagal
Andersen, Per Kragh, 2012, In: ISCB Newsletter. 53, p. 7Research output: Contribution to journal › Literature review › Research › peer-review
- Published
Competing risks in epidemiology: possibilities and pitfalls
Andersen, Per Kragh, Geskus, R., Witte, T. & Putter, H., 2012, In: International Journal of Epidemiology. 41, p. 861-870 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Does shared family background influence the impact of educational differences on early mortality?
Søndergaard, G., Mortensen, Laust Hvas, Nybo Andersen, Anne-Marie, Andersen, Per Kragh, Dalton, Susanne Oksbjerg, Madsen, M. L. & Osler, Merete, 2012, In: American Journal of Epidemiology. 176, 8, p. 675-83 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Interpretability and importance of functionals in competing risks and multistate models
Andersen, Per Kragh & Keiding, N., 2012, In: Statistics in Medicine. 31, p. 1074-1088 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Medical and socio-demographic characteristics of COPD patients under rehabilitation in Copenhagen
Jacobsen, Ramune, Frølich , A., Rusch, E. & Andersen, Per Kragh, 2012.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
Moderate alcohol intake during pregnancy and risk of fetal death
Nybo Andersen, Anne-Marie, Andersen, Per Kragh, Olsen, J., Grønbæk, M. & Strandberg-Larsen, Katrine, 2012, In: International Journal of Epidemiology. 41, 2, p. 405-413 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Normal tension glaucoma and Alzheimer disease: comorbidity?
Bach-Holm, D., Kessing, S. V., Mogensen, U. B., Forman, Julie Lyng, Andersen, Per Kragh & Kessing, Lars Vedel, 2012, In: Acta Ophthalmologica. 89, p. 1-3 3 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Rehabilitation effect on health care utilization
Jacobsen, Ramune, Rusch, E., Frolich , A. & Andersen, Per Kragh, 2012.Research output: Contribution to conference › Conference abstract for conference › Research › peer-review
- Published
Risk for Hepatocellular Carcinoma in Patients with Alcoholic Cirrhosis - A Danish Nationwide Cohort Study
Jepsen, P., Ott, P., Andersen, Per Kragh, Sørensen, H. & Vilstrup, H., 2012, In: Annals of Internal Medicine. 156, p. 841-847 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Single-institution long-term outcomes for patients receiving nonmyeloablative conditioning hematopoeitic cell transplantation for chronic lymphocytic leukemia and follicular lymphoma
Mortensen, B. K., Petersen, S., Kornblit, B., Andersen, Per Kragh, Braendstrup, P., Andersen, N. S., Sengeløv, H. & Vindeløv, L., 2012, In: European Journal of Haematology. 89, 2, p. 151-159 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2011
- Published
Does the association of education with breast cancer replicate within twin pairs? A register-based study on Danish female twins
Madsen, M., Andersen, Per Kragh, Gerster, M., Nybo Andersen, Anne-Marie, Christensen, K. & Osler, Merete, 1 Feb 2011, In: B J C. 104, 3, p. 520-3 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Authors' reply: Ziprasidone and the relative risk of diabetes
Kessing, Lars Vedel & Andersen, Per Kragh, Feb 2011, In: British Journal of Psychiatry. 198, 2, p. 158 1 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Familial risk of venous thromboembolism: a nationwide cohort study
Sørensen, H. T., Riis, A. H., Diaz, L. J., Andersen, Elisabeth Anne Wreford, Baron, J. A. & Andersen, Per Kragh, Feb 2011, In: Journal of Thrombosis and Haemostasis. 9, 2, p. 320-324 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
How do macro-level contexts and policies affect the employment chances of chronically ill and disabled people? Part II: The impact of active and passive labor market policies
Holland, P., Nylén, L., Thielen, Karsten, van der Wel, K. A., Chen, W., Barr, B., Burström, B., Diderichsen, Finn, Andersen, Per Kragh, Dahl, E., Uppal, S., Clayton, S. & Whitehead, M., 1 Jan 2011, In: International Journal of Health Services. 41, 3, p. 415-30 16 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Clinical epidemiology and statistical challenges in defining, recording and analysing endpoints
Andersen, Per Kragh & Sørensen, Thorkild I.A., 2011, Portal Hypertension: Proceedings of the fifth baveno international consensus workshop. Franchis, R. D. (ed.). 5 ed. Wiley-Blackwell, p. 46-55 10 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
- Published
Do continued antidepressants protect against dementia in patients with severe depressive disorder?
Kessing, Lars Vedel, Forman, Julie Lyng & Andersen, Per Kragh, 2011, In: International Clinical Psychopharmacology. 26, 6, p. 316-322 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Dynamic Path Analysis in Life-Course Epidemiology
Gamborg, Michael Orland, Boje Jensen, G., Sørensen, Thorkild I.A. & Andersen, Per Kragh, 2011, In: American Journal of Epidemiology. 173, 10, p. 1131-1139 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Hazard ratio estimator
Andersen, Per Kragh, 2011, Encyclopedia of Statistical Science. Lovric, M. (ed.). 1 ed. Springer: Springer, Vol. 8. p. 624-625 1 p.Research output: Chapter in Book/Report/Conference proceeding › Encyclopedia chapter › Communication
- Published
Hazard regression models
Andersen, Per Kragh, 2011, International Encyclopedia of Statistical Science. Lovric, M. (ed.). 1 ed. Springer, p. 625-626 2 p.Research output: Chapter in Book/Report/Conference proceeding › Encyclopedia chapter › Communication
- Published
Influence of female bodyweight on IVF outcome: a longitudinal multicentre cohort study of 487 infertile couples
Pinborg, Anja, Gaarslev, C., Hougaard, Charlotte Ørsted, Andersen, A. N., Andersen, Per Kragh, Boivin, J. & Schmidt, Lone, 2011, In: Reproductive BioMedicine Online. 23, 4, p. 490-499 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Leisure time physical exercise during pregnancy and the risk of miscarriage: a study within the Danish National Birth Cohort
Madsen, M., Jorgensen, T., Jensen, M. L., Juhl, M., Olsen, J., Andersen, Per Kragh & Nybo Andersen, Anne-Marie, 2011, In: Journal of Reproductive Immunology.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Predictors of excellent response to lithium: results from a nationwide register-based study
Kessing, Lars Vedel, Hellmund, G. & Andersen, Per Kragh, 2011, In: International Clinical Psychopharmacology. 26, 6, p. 323-328 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Valproate v. lithium in the treatment of bipolar disorder in clinical practice: observational nationwide register-based cohort study
Kessing, Lars Vedel, Hellmund, G., Geddes, J. R., Goodwin, G. M. & Andersen, Per Kragh, 2011, In: British Journal of Psychiatry. 199, 1, p. 57-63 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2010
- Published
Recurrent event analyses
Cook, R. J. & Andersen, Per Kragh, Oct 2010, In: Lifetime Data Analysis. 16, 4, p. 449-450 2 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Does educational status impact adult mortality in Denmark? A twin approach
Madsen, M., Nybo Andersen, Anne-Marie, Christensen, K., Andersen, Per Kragh & Osler, Merete, Jul 2010, In: American Journal of Epidemiology. 172, 2, p. 225-34 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Does lithium protect against dementia?
Kessing, Lars Vedel, Forman, Julie Lyng, Andersen, Per Kragh, Kessing, Lars Vedel, Forman, J. L. & Andersen, P. K., 1 Feb 2010, In: Bipolar Disorders. 12, 1, p. 87-94 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Genetic influences on incidence and case-fatality of infectious disease
Petersen, L., Andersen, Per Kragh & Sørensen, Thorkild I.A., 1 Jan 2010, In: P L o S One. 5, 5, p. e10603Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A shared frailty model for case-cohort samples: parent and offspring relations in an adoption study
Petersen, L., Sørensen, Thorkild I.A. & Andersen, Per Kragh, 2010, In: Statistics in Medicine. 29, 7-8, p. 924-31 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Clinical course of alcoholic liver cirrhosis: a Danish population-based cohort study
Jepsen, P., Ott, P., Andersen, Per Kragh, Sørensen, H. T. & Vilstrup, H., 2010, In: Hepatology. 51, 5, p. 1675-82 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Competing risks and time-dependent covariates
Cortese, G. & Andersen, Per Kragh, 2010, In: Biometrical Journal. 52, 1, p. 138-58 20 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Event dependent sampling of recurrent events
Kvist, K., Andersen, Per Kragh, Angst, J. & Kessing, Lars Vedel, 2010, In: Lifetime Data Analysis. 16, 4, p. 580-598 19 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Excess mortality rate during adulthood among Danish adoptees
Petersen, L., Sørensen, Thorkild I.A., Mortensen, Erik Lykke & Andersen, Per Kragh, 2010, In: PLoS ONE. 5, 12, p. e14365Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Is swimming during pregnancy a safe exercise?
Juhl, M., Kogevinas, M., Andersen, Per Kragh, Nybo Andersen, Anne-Marie & Olsen, J., 2010, In: Epidemiology. 21, 2, p. 253-8 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Physical exercise during pregnancy and fetal growth measures: a study within the Danish National Birth Cohort
Juhl, M., Olsen, J., Andersen, Per Kragh, Nøhr, E. A. & Nybo Andersen, Anne-Marie, 2010, In: American Journal of Obstetrics and Gynecology. 202, 1, p. 63e.1-8 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Pseudo-observations in survival analysis
Andersen, Per Kragh & Perme, M. P., 2010, In: Statistical Methods in Medical Research. 19, 1, p. 71-99 29 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Recent developments in survival analysis
Andersen, Per Kragh, 2010, In: Statistical Methods in Medical Research. 19, 1, p. 3-4 2 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Regression Modeling: methods, theory, and computation with SAS
Andersen, Per Kragh, 2010, In: Journal of the Royal Statistical Society, Series A (Statistics in Society). 173, 3, p. 696 1 p.Research output: Contribution to journal › Literature review › Research › peer-review
- Published
Regression analysis of censored data using pseudo-observations
Parner, E. T. & Andersen, Per Kragh, 2010, In: Stata Journal. 10, 3, p. 408-422 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Statistics in epidemiology
Andersen, Per Kragh, 2010, Teaching Epidemiology: A guide for teachers in epidemiology, public health and clinical medicine. Olsen, J., Saracci, R. & Trichopoulos, D. (eds.). 3 ed. New York: Oxford University Press, p. 67-76 10 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Survival Analysis
Andersen, Per Kragh & Væth, M., 2010, Methods and Applications of Statistical in the Life and Health Sciences. Balakrishnan, N. (ed.). United States: Wiley, p. 953-66 14 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Survival Analysis
Andersen, Per Kragh & Væth, M., 2010, Encyclopedia of Statistical Science. Johnson, NL. & Kotz, S. (eds.). 2 ed. WileyResearch output: Chapter in Book/Report/Conference proceeding › Encyclopedia chapter › Research
- Published
Treatment with antipsychotics and the risk of diabetes in clinical practice.
Kessing, Lars Vedel, Thomsen, A. F., Mogensen, U. B. & Andersen, Per Kragh, 2010, In: British Journal of Psychiatry. 197, 4, p. 266-271 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2009
- Published
Alcohol drinking pattern during pregnancy and risk of infant mortality
Strandberg-Larsen, Katrine, Grønboek, M., Nybo Andersen, Anne-Marie, Andersen, Per Kragh & Olsen, J., 1 Nov 2009, In: Epidemiology. 20, 6, p. 884-91 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
MTHFR polymorphisms and 5-FU-based adjuvant chemotherapy in colorectal cancer
Afzal, Shoaib, Jensen, S. A., Vainer, B., Vogel, U., Matsen, J. P., Sørensen, J. B., Andersen, Per Kragh & Poulsen, H. E., 1 Oct 2009, In: Annals of Oncology. 20, 10, p. 1660-6 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Acute and transient psychosis in old age and the subsequent risk of dementia: a nationwide register-based study
Kørner, A., Lopez, A. G., Lauritzen, L., Andersen, Per Kragh, Kessing, Lars Vedel, Kørner, A., Lopez, A. G., Lauritzen, L., Andersen, P. K. & Kessing, Lars Vedel, 2009, In: Geriatrics & Gerontology International. 9, 1, p. 62-8 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Antidepressants and dementia
Kessing, Lars Vedel, Søndergaard, Lars, Forman, Julie Lyng, Andersen, Per Kragh, Kessing, Lars Vedel, Søndergaard, Lars, Forman, J. L. & Andersen, P. K., 2009, In: Journal of Affective Disorders. 117, 1, p. 24-9 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Association between consistent purchase of anticonvulsants or lithium and suicide risk: a longitudinal cohort study from Denmark, 1995-2001
Smith, E. G., Søndergaard, Lars, Lopez, A. G., Andersen, Per Kragh, Kessing, Lars Vedel, Smith, E. G., Søndergård, L., Lopez, A. G., Andersen, P. K. & Kessing, Lars Vedel, 2009, In: Journal of Affective Disorders. 117, 3, p. 162-7 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Does glyceryl nitrate prevent post-ERCP pancreatitis? A prospective, randomized, double-blind, placebo-controlled multicenter trial
Nøjgaard, C., Hornum, Mads, Elkjaer, M., Hjalmarsson, C., Heyries, L., Hauge, T., Bakkevold, K., Andersen, Per Kragh, Matzen, P., European Post-ERCP Pancreatitis Preventing Study Group, E. P. P. P. S. G., Nøjgaard, C., Hornum, M., Elkjaer, M., Hjalmarsson, C., Heyries, L., Hauge, T., Bakkevold, K., Andersen, P. K., Matzen, P. & NN, N., 2009, In: Gastrointestinal Endoscopy. 69, 6, p. e31-7Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Epidemiological studies of the non-specific effects of vaccines: II--methodological issues in the design and analysis of cohort studies
Farrington, C. P., Firth, M. J., Moulton, L. H., Ravn, H., Evans, S., Working Group on Non-specific Effects of Vaccines, W. G. O. N. E. O. V. & Andersen, Per Kragh, 2009, In: Tropical Medicine & International Health. 14, 9, p. 977-85 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Event dependent sampling of recurrent events
Kvist, T. K., Andersen, Per Kragh, Angst, J. & Kessing, Lars Vedel, 2009, Department of Biostatistics: Museum Tusculanum.Research output: Working paper › Research
- Published
Event dependent selection of recurrent events
Kvist, T. K., Andersen, Per Kragh & Kessing, Lars Vedel, 2009.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
History of applications of martingales in survival analysis
Aalen, O. O., Andersen, Per Kragh, Borgan, Ø., Gill, R. D. & Keiding, N., 2009, In: Journal Électronique d'Histoire des Probabililtés et de la Statistique. 5Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Late and very-late first-contact schizophrenia and the risk of dementia--a nationwide register based study
Kørner, A., Lopez, A. G., Lauritzen, L., Andersen, Per Kragh, Kessing, Lars Vedel, Kørner, A., Lopez, A. G., Lauritzen, L., Andersen, P. K. & Kessing, Lars Vedel, 2009, In: International Journal of Geriatric Psychiatry. 24, 1, p. 61-7 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Life course path analysis of birth weight, childhood growth, and adult systolic blood pressure
Gamborg, Michael Orland, Andersen, Per Kragh, Baker, J. L., Budtz-Joergensen, Esben, Jørgensen, T., Jensen, G., Sørensen, Thorkild I.A., Gamborg, M., Andersen, P. K., Baker, J. L., Budtz-Jørgensen, E., Jørgensen, T., Jensen, G. & Sørensen, T. I. A., 2009, In: American Journal of Epidemiology. 169, 10, p. 1167-78 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Meta-analysis: Nitroglycerin for prevention of post-ERCP pancreatitis
Nøjgaard, C., Matzen, P., Andersen, Per Kragh, Bang, U. C., Bang, U. C., Nøjgaard, C., Andersen, P. K. & Matzen, P., 2009, In: Alimentary Pharmacology and Therapeutics. 29, 10, p. 1078-85 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Multi-state models for the analysis of time-to-event data
Meira-Machado, L., de Uña-Alvarez, J., Cadarso-Suárez, C. & Andersen, Per Kragh, 2009, In: Statistical Methods in Medical Research. 18, 2, p. 195-222 27 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Socioeconomic status and survival of cirrhosis patients: A Danish nationwide cohort study
Jepsen, P., Vilstrup, H., Andersen, Per Kragh & Sørensen, H. T., 2009, In: BMC Gastroenterology. 9, 35, p. 35Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Stratification for smoking in case-cohort studies of genetic polymorphisms and lung cancer
Sørensen, M., López, A. G., Andersen, Per Kragh, Vogel, U., Autrup, H., Tjønneland, A., Overvad, K. & Raaschou-Nielsen, O., 2009, In: Lung Cancer. 63, 3, p. 335-40 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
- Published
The Frailty Model
Andersen, Per Kragh, 2009, In: Significance. 6, p. 188 1 p.Research output: Contribution to journal › Literature review › Communication
- Published
The galactose elimination capacity and mortality in 781 Danish patients with newly-diagnosed liver cirrhosis: a cohort study
Jepsen, P., Vilstrup, H., Ott, P., Keiding, S., Andersen, Per Kragh & Tygstrup, N., 2009, In: BMC Gastroenterology. 9, 50, p. 6Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Variations in 5-HTTLPR: relation to familiar risk of affective disorder, life events, neuroticism and cortisol
Vinberg, Maj, Mellerup, E., Andersen, Per Kragh, Bennike, B. & Kessing, Lars Vedel, 2009, In: Progress in Neuro-Psychopharmacology & Biological Psychiatry. 34, 1, p. 86-91 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2008
- Published
Physical exercise during pregnancy and the risk of preterm birth: A study within the danish national birth cohort
Juhl, M., Andersen, Per Kragh, Olsen, J., Madsen, M., Jørgensen, Tina, Nøhr, E. A. & Nybo Andersen, Anne-Marie, Aug 2008, In: Obstetrical and Gynecological Survey. 63, 8, p. 495-497 3 p.Research output: Contribution to journal › Comment/debate › Research › peer-review
- Published
Genetic and environmental effects on mortality before age 70 years
Petersen, L., Andersen, Per Kragh, Sørensen, Thorkild I.A., Petersen, L., Andersen, P. K. & Sørensen, Thorkild I.A., 1 May 2008, In: Epidemiology. 19, 3, p. 472-6 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A finite-state continuous-time approach for inferring regional migration and mortality rates from archival tagging and conventional tag-recovery experiments
Miller, T. J. & Andersen, Per Kragh, 2008, In: Biometrics. 64, 4, p. 1196-1206 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Acute respiratory symptoms and general illness during the first year of life: a population-based birth cohort study
von Linstow, M., Holst, K. K., Larsen, K., Koch, A., Andersen, Per Kragh & Høgh, Birthe, 2008, In: Pediatric Pulmonology. 43, 6, p. 584-93 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Binge drinking in pregnancy and risk of fetal death
Strandberg-Larsen, Katrine, Rod, Naja Hulvej, Grønbaek, M., Andersen, Per Kragh, Olsen, J. & Andersen, A. N., 2008, In: Obstetrics and Gynecology. 111, 3, p. 602-9 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Checking hazard regression models using pseudo-observations
Perme, M. P. & Andersen, Per Kragh, 2008, In: Statistics in Medicine. 27, 25, p. 5309-5328 19 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Comorbidity and survival of Danish cirrhosis patients - A nationwide population-based cohort study
Jepsen, P., Vilstrup, H., Andersen, Per Kragh, Lash, T. L. & Sorensen, H. T., 2008, In: Journal of Hepatology. 48, Suppl. 2, p. 115-116 2 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Delusional disorder in old age and the risk of developing dementia: a nationwide register-based study
Kørner, A., Lopez, A. G., Lauritzen, L., Andersen, Per Kragh & Kessing, Lars Vedel, 2008, In: Aging & Mental Health. 12, 5, p. 625-9 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Does glyceryl nitrate prevent post-ERCP pancreatitis? A prospective randomized double-blind placebo-controlled multicenter trial
Hornum, M., Elkjaer, M., Hjalmarsson, C., Heyries, L., Hauge, T., Bakkevold, K., Andersen, Per Kragh, Matzen, P. & Nojgaard, C., 2008, In: Scandinavian Journal of Gastroenterology. 43, Suppl. 244, p. 33-33 1 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Effects of event-dependent selection in analysis of recurrent events
Kvist, T. K., Andersen, Per Kragh & Kessing, Lars Vedel, 2008.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
Increased rate of treatment with antidepressants in patients with multiple sclerosis
Kessing, Lars Vedel, Harhoff, M. & Andersen, Per Kragh, 2008, In: International Clinical Psychopharmacology. 23, 1, p. 54-59 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Inference for outcome probabilities in multi-state models
Andersen, Per Kragh & Pohar, P. M., 2008, In: Lifetime Data Analysis. 14, 4, p. 405-431 26 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Lithium Treatment and Risk of Dementia
Kessing, Lars Vedel, Søndergård, L., Forman, Julie Lyng & Andersen, Per Kragh, 2008, In: Archives of General Psychiatry. 65, 11, p. 1331-1335Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Mood-stabilizing pharmacological treatment in bipolar disorders and risk of suicide
Søndergaard, Lars, Lopez, A. G., Andersen, Per Kragh & Kessing, L. V., 2008, In: Bipolar Disorders. 10, 1, p. 87-94 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Motion under graviditeten og risikoen for spontan abort--sekundaerpublikation
Madsen, M., Jørgensen, Tina, Jensen, M. L., Juhl, M., Olsen, J., Andersen, Per Kragh & Andersen, A. N., 2008, In: Ugeskrift for læger. 170, 36, p. 2772-5 3 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
New insight into epirubicin cardiac toxicity: Competing risks analysis of 1097 breast cancer patients
Ryberg, M., Nielsen, D., Cortese, G., Nielsen, G., Skovsgaard, T. & Andersen, Per Kragh, 2008, In: JNCI - Journal of the National Cancer Institute. 100, 15, p. 1058-1067 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Physical exercise during pregnancy and the risk of preterm birth: a study within the Danish National Birth Cohort
Juhl, M., Andersen, Per Kragh, Olsen, J., Madsen, M., Jørgensen, T., Nøhr, E. A., Nybo Andersen, Anne-Marie & Andersen, A. N., 2008, In: American Journal of Epidemiology. 167, 7, p. 859-66 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Repeated events and total time on test
Kvist, K., Andersen, Per Kragh, Angst, J. & Kessing, L. V., 2008, In: Statistics in Medicine. 27, 19, p. 3817-3832 15 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
SAS and R functions to compute pseudo-values for censored data regression
Klein, J. P., Gerster, M., Andersen, Per Kragh, Tarima, S. & Perme, M. P., 2008, In: Computer Methods and Programs in Biomedicine. 89, 3, p. 289-300 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Salivary cortisol in unaffected twins discordant for affective disorder
Vinberg, Maj, Bennike, B., Kyvik, K. O., Andersen, Per Kragh & Kessing, Lars Vedel, 2008, In: Psychiatry Research. 161, 3, p. 292-301 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Socioeconomic position and the risk of preterm birth - a study within the Danish National Birth Cohort
Morgen, C. S., Bjork, C., Andersen, Per Kragh, Mortensen, L. H. & Andersen, A. M. N., 2008, In: International Journal of Epidemiology. 37, 5, p. 1109-1120 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Tutorial in Biostatistics
Perme, M. P. & Andersen, Per Kragh, 2008, Statistics in medicine. Vol. 27. p. 5309-5328 19 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Variations in the serotonin transporter genotype and potential endophenotypes for affective disorder
Vinberg, Maj, Mellerup, Erling Thyge, Andersen, Per Kragh, Bennike, B. & Kessing, L. V., 2008, In: European Psychiatry. 23, p. 177-178 2 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2007
- Published
Analyzing sickness absence with statistical models for survival data
Christensen, Karl Bang, Andersen, Per Kragh, Smith-Hansen, L., Nielsen, M. L. & Kristensen, T. S., 2007, In: Scandinavian Journal of Work, Environment & Health. 33, 3, p. 233-9 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Risiko for udvikling af affektive lidelser hos patienter med binyrebarkinsufficiens: sekundærpublikation
Thomsen, A. F., Kvist, T. K., Andersen, Per Kragh & Kessing, Lars Vedel, 2007, In: Ugeskrift for læger. 169, 16, p. 1473-1475 2 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2006
- Published
The authors reply [2]
Westergaard, T., Wohlfahrt, J., Andersen, Per Kragh, Aaby, P. & Melbye, M., Jan 2006, In: American Journal of Epidemiology. 163, 1, p. 100 1 p.Research output: Contribution to journal › Letter › Research › peer-review
- Published
Analyzing sickness absence using statistical models for survival data
Christensen, K. B., Andersen, Per Kragh, Smith-Hansen, L., Nielsen, M. L. & zwp671, zwp671, 2006, 06/3 ed. Department of Biostatistics, University of Copenhagen: Museum Tusculanum. (Research report).Research output: Book/Report › Report › Research
- Published
Binge drinking of alcohol and risk of fetal death
Larsen, K. S., Nielsen, N. R., Grønbæk, M., Andersen, Per Kragh, Olsen, J. & Andersen, A. M. N., 2006, In: American Journal of Epidemiology. 163 (suppl.), p. S53Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Discussion on the Paper "Semiparametric analysis of case series data" by Farrington and Whitaker
Andersen, Per Kragh, 2006, In: Journal of the Royal Statistic Society, Series C: Applied Statistics. 55, p. 587-589Research output: Contribution to journal › Comment/debate › Research
- Published
Do antidepressants precipitate youth suicide?
Sondergard, L., Kvist, T. K., Andersen, Per Kragh & Kessing, Lars Vedel, 2006, In: European Child & Adolescent Psychiatry. 15, 4, p. 232-240 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Do antidepressants prevent suicide?
Søndergaard, Lars, Kvist, T. K., Andersen, Per Kragh & Kessing, Lars Vedel, 2006, In: International Clinical Psychopharmacology. 21, p. 211-218Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Flowgraph Models for Multistate Time-to-Event Data by A.V. Huzurbazar
Andersen, Per Kragh, 2006, In: Biometrics. 62, p. 941-942Research output: Contribution to journal › Review › Research
- Published
Genetic polymorphisms in the genes encoding human interleukin-7 receptor-alpha: Prognostic significance in allogeneic stem cell transplantation
Shamim, Z., Ryder, L. P., Heilmann, C., Madsen, H., Lauersen, H., Andersen, Per Kragh, Svejgaard, A., Jacobsen, N. & Muller, K., 2006, In: Bone Marrow Transplantation. 37, 5, p. 485-491 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Increased relative risk of subsequent affective disorders in patients with a hospital diagnosis of obesity
Thomsen, A. F., Kvist, T. K., Andersen, Per Kragh & Kessing, L. V., 2006, In: International Journal of Obesity. 30, 9, p. 1415-1421Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Inference methods for correlated left truncated lifetimes: parent and offspring relations in an adoption study
Petersen, L., Sørensen, Thorkild I.A., Nielsen, G. G. & Andersen, Per Kragh, 2006, In: Lifetime Data Analysis. 12, p. 5-20Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Mortality patterns during a war in Guinea-Bissau 1998-99: changes in risk factors?
Nielsen, J., Jensen, H., Andersen, Per Kragh & Aaby, P., 2006, In: International Journal of Epidemiology. 35, 2, p. 438-445 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Nonparametric estimation of marginal gap time distributions for recurrent events
Kvist, T. K., Andersen, Per Kragh & Kessing, Lars Vedel, 2006.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
Re: "Sibship characteristics and risk of allergic rhinitis and asthma" - The authors reply
Westergaard, T., Rostgaard, K., Wohlfahrt, J., Andersen, Per Kragh, Aaby, P. & Melbye, M., 2006, In: American Journal of Epidemiology. 163, 1, p. -Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Repeated events and total time on test
Kvist, T. K., Andersen, Per Kragh & Kessing, Lars Vedel, 2006, Department of Biostatistics: Museum Tusculanum. (Research report).Research output: Book/Report › Report › Research
- Published
Semiparametric analysis of case series data - Discussion
Senn, S., Keiding, N., Andrews, N., Musonda, P., Hocine, M., Moreau, T., Chavance, M., Longford, N. T., Cox, D. R., Aalen, O. O., Andersen, Per Kragh, Borgan, O., Gandy, A., Kanaan, M. N., Oakes, D. & Tomba, G. S., 2006, In: Journal of the Royal Statistic Society, Series C: Applied Statistics. 55, Part 5, p. 581-594 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Survival and event history analysis
Keiding, N. (ed.) & Andersen, Per Kragh (ed.), 2006, London: Wiley. 532 p.Research output: Book/Report › Anthology › Research › peer-review
- Published
Temporal changes in suicide rates for persons treated and not treated with antidepressants in Denmark during 1995-1999
Søndergård, L., Kvist, T. K., Garcia Lopez, A. M., Andersen, Per Kragh & Kessing, Lars Vedel, 2006, In: Acta Psychiatrica Scandinavica. 114, p. 168-176Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The risk of affective disorders in patients with adrenocortical insufficiency
Thomsen, A. F., Kvist, T. K., Andersen, Per Kragh & Kessing, Lars Vedel, 2006, In: Psychoneuroendocrinology. 31, 5, p. 614-622 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Treatment with antidepressants and lithium is associated with increased risk of treatment with antiparkinson drugs: a pharmacoepidemiological study
Brandt-Christensen, A. M., Kvist, T. K., Nielsen, F. M., Andersen, Per Kragh & Kessing, Lars Vedel, 2006, In: Journal of Neurology, Neurosurgery and Psychiatry. 77, p. 781-783Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Use of antiparkinsonian drugs in Denmark: Results from a nationwide pharmacoepidemiological study
Brandt-Christensen, A. M., Kvist, T. K., Nilsson, F. M., Andersen, Per Kragh & Kessing, Lars Vedel, 2006, In: Movement Disorders. 21, 8, p. 1221-1225 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 2005
- Published
Invited commentary: Sibship effects and a call for a comparative disease approach
Karmaus, W., Johnson, C. C., Westergaard, T., Rostgaard, K., Wohlfahrt, J., Andersen, Per Kragh, Aaby, P. & Melbye, M., Jul 2005, In: American Journal of Epidemiology. 162, 2, p. 133-139 7 p.Research output: Contribution to journal › Comment/debate › Research › peer-review
- Published
A class of goodness of fit tests for a coupla based on bivariate right-censored data
Andersen, Per Kragh, Ekstrøm, Claus Thorn, Klein, J. P., Shu, Y. & Zhang, M., 2005, In: Biometrical Journal. 47, 6, p. 815-824 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Authors' reply to: Sibship characteristic and risk of allergic rhintis adn asthma (letter)
Andersen, Per Kragh, 2005, In: American Journal of Epidemiology. 163, p. 99Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Creating a Reference to a Complex Emergency Situation using Time Series Methods: War in Guinea-Bissau 1998-1999
Nielsen, J., Jensen, H. & Andersen, Per Kragh, 2005, In: Journal of Applied Statistics. 32(1), p. 75-86Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Generalized Additive Models applied to analysis of the relation between amount and type of alcohol and all-cause mortality
Johansen, D., Grønbæk, M., Overvad, K., Schnohr, P. & Andersen, Per Kragh, 2005, In: European Journal of Epidemiology. 20, p. 29-36Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Increased Risk of Developing Affective Disorder in Patients with Hypothyroidism: A Register-Based Study
Thomsen, A. F., Kvist, T. K., Andersen, Per Kragh & Kessing, L. V., 2005, In: Thyroid. 15(7), p. 700-707Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Increased risk of affective disorder following hospitalisation with hyperthyroidism - a register-based study
Thomsen, A. F., Kvist, T. K., Andersen, Per Kragh & Kessing, L. V., 2005, In: European Journal of Endocrinology. 152, p. 535-543Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Predictive Effects of Previous Episodes on the Risk of Recurrence in Depressive and Bipolar Disorders
Kessing, L. V. & Andersen, Per Kragh, 2005, In: Current Psychiatry Reports. 7, p. 413-420Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Predictors of central nervous system metastasis in patients with metastatic breast cancer. A competing risk analysis og 579 patients treated with epirubicin-based chemoterapy
Ryberg, M., Nielsen, D., Osterlind, K., Andersen, Per Kragh, Skovsgaard, T. & Dombernowsky, P., 2005, In: Breast Cancer Research and Treatment. 91, p. 217-225Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Premature Death of Adult Adoptees: Analyses of a Case-Cohort Sample
Petersen, L., Andersen, Per Kragh & Sørensen, T. I. A., 2005, In: Genetic Epidemiology. 28, p. 376-382Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Psychosocial and physical work environment, and risk of pelvic pain in pregnancy. A study within the Danish national birth cohort
Juhl, M., Andersen, Per Kragh, Olsen, J. & Andersen, A. N., 2005, In: Journal of Epidemiology & Community Health. 59, p. 580-585Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Regression Analysis for Multistate Models Based on a Pseudo-value Approach, with Applications to Bone Marrow Transplantation Studies
Andersen, Per Kragh & Klein, J. P., 2005, 05/9 ed. Biostatistisk Afdeling: Museum Tusculanum. (Research report).Research output: Book/Report › Report › Research
- Published
Regression Modeling of Competing Risks Data Based on Pseudovalues of the Cumulative Incidence Function
Klein, J. P. & Andersen, Per Kragh, 2005, In: Biometrics. 61, p. 223-229Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Sibship Characteristics and Risk of Allergic Rhinitis and Asthma
Westergaard, T., Rostgaard, K., Wohlfahrt, J., Andersen, Per Kragh, Aaby, P. & Melbye, M., 2005, In: American Journal of Epidemiology. 162, p. 125-132Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Sudden cardiovascular death following myocardial infarction: the importance of left ventricular systolic dysfunction and congestive heart failure
Abildstrøm, S. Z., Ottesen, M. M., Rask-Madsen, C., Andersen, Per Kragh, Rosthøj, Susanne, Torp-Pedersen, Christian & Køber, Lars Valeur, 2005, In: International Journal of Cardiology. 104, 2, p. 184-189 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Suicide Risk in Patients Treated with Lithium
Kessing, Lars Vedel, Søndergaard, Lars, Kvist, T. K. & Andersen, Per Kragh, 2005, In: Archives of General Psychiatry. 62, p. 860-866Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Survival Analysis, Overview
Andersen, Per Kragh, 2005, Encyclopedia of Biostatistics, second edition. 8 ed. Wiley, p. 5368-5377Research output: Chapter in Book/Report/Conference proceeding › Encyclopedia chapter › Research
- Published
The total time on test plot for repeated events
Kvist, T. K., Andersen, Per Kragh & Kessing, Lars Vedel, 2005.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
Time-dependent Covariate
Andersen, Per Kragh, 2005, Encyclopedia of Biostatistics, second edition. 8 ed. Wiley, p. 5467-5471Research output: Chapter in Book/Report/Conference proceeding › Encyclopedia chapter › Research
- Published
Westergaard et al. Respond to "Sibship Effects and a Call for a Comparative Disease Approach"
Westergaard, T., Rostgaard, K., Wohlfahrt, J., Andersen, Per Kragh, Aaby, P. & Melbye, M., 2005, In: Am J Epidemiology. 162(2), p. 139Research output: Contribution to journal › Journal article › Research › peer-review
- 2004
- Published
"Analysis of Longitudinal Data. 2nd ed." af P.J. Diggle, P. Heagerty, K.Y. Liang, S.I. Zeger
Andersen, Per Kragh, 2004, In: ISCB Newsletter. 37, p. 5Research output: Contribution to journal › Literature review › Research
- Published
Advanced Paternal Age and Risk of Fetal Death: A Cohort Study
Andersen, A. N., Hansen, K. D., Andersen, Per Kragh & Smith, G. D., 2004, In: American Journal of Epidemiology. 160, p. 1214-1222Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Boganmeldelse af James W. Hardin & Joseph M. Hilbe: Generalized estimating Equation
Andersen, Per Kragh, 2004, In: Statistics in Medicine. 23, p. 2479-2480Research output: Contribution to journal › Literature review › Research
- Published
Counting Processes
Andersen, Per Kragh, 2004, Encyclopedia of Actuarial Science. 1 ed. IEEE Computer Society Press, p. 380-384Research output: Chapter in Book/Report/Conference proceeding › Encyclopedia chapter › Research
- Published
Course of illness in depressive and bipolar disorders
Kessing, L. V., Hansen, M. G. & Andersen, Per Kragh, 2004, In: British Journal of Psychiatry. 185, p. 372-377Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Does the risk of developing dementia increase with the number of episodes in patients with depressive disorder and in patients with bipolar disorder?
Kessing, Lars Vedel & Andersen, Per Kragh, 2004, In: Journal of Neurology, Neurosurgery and Psychiatry. 75, p. 1662-1666Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Febersygdom i graviditeten og risiko for fosterdød. Resultater fra Bedre sundhed for mor og barn-projektet
Andersen, A. N., Vastrup, P., Wohlfahrt, J., Andersen, Per Kragh, Olsen, J. & Melbye, M., 2004, In: Ugeskrift for læger. 166, p. 53-56Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Increased risk of developing diabetes in depressive and bipolar disorders?
Kessing, L. V., Nilsson, F. M., Siersma, Volkert Dirk & Andersen, Per Kragh, 2004, In: Journal of Psychiatric Research. 38, p. 395-402Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Regression Analysis of Restricted Mean Survival Time Based on Pseudo-Observations
Andersen, Per Kragh, Hansen, M. G. & Klein, J. P., 2004, In: Lifetime Data Analysis. 10, p. 335-350Research output: Contribution to journal › Journal article › Research › peer-review
- Published
SAS macros for estimation of the cumulative incidence functions based on a Cox regression model for competing risks survival data
Rosthøj, Susanne, Andersen, Per Kragh & Abildstrøm, S. Z., 2004, In: Computer Methods and Programs in Biomedicine. 74, p. 69-75Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Shared Frailty Model for Left-Truncated Multivariate Survival Data
Jensen, H., Brookmeyer, R., Aaby, P. & Andersen, Per Kragh, 2004, Biostatistisk Afdeling: Museum Tusculanum.Research output: Book/Report › Report › Research
- Published
The predictive effect of episodes on the risk of recurrence in depressive and bipolar disorders - a life-long perspective
Kessing, L. V., Hansen, M. G., Andersen, Per Kragh & Angst, J., 2004, In: Acta Psychiatr. Scand.. 109, p. 339-344Research output: Contribution to journal › Journal article › Research › peer-review
- 2003
- Published
A changing relationship between disability and survival in the elderly population: differences by age
Lamarca, R., Ferrer, M., Andersen, Per Kragh, Liestol, K., Keiding, N. & Alonso, J., Dec 2003, In: Journal of Clinical Epidemiology. 56, 12, p. 1192-201 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Affective disorders in neurological diseases: a case register-based study
Nilsson, F. M., Kessing, Lars Vedel, Sørensen, T. M., Andersen, Per Kragh & Bolwig, T. G., 2003, In: Acta Psychiatrica Scandinavica. 108, p. 41-50Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Atopic Dermatitis in Young Children: Diagnostic Criteria for Use in Epidemiological Studies Based on Telephone Interviews
Benn, C. S., Benfeldt, E., Andersen, Per Kragh, Olesen, A. B., Melbye, M. & Björkstén, B., 2003, In: Acta Dermato Venereologica. 83, p. 347-350Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Attenuation caused by infrequently updated covariates in survival analysis
Andersen, Per Kragh & Liestøl, K., 2003, In: Biostatistics. 4, 4, p. 633-649Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Book review of: Regression Modeling Strategies with Applications to Linear Models, Logistic Regression and Survival Analysis by Frank E. Harrell
Andersen, Per Kragh, 2003, In: Statistics in Medicine. 22, p. 2529-2530Research output: Contribution to journal › Literature review › Research
- Published
Comparison of case-cohort estimators based on data on premature death of adult adoptees
Petersen, L., Sørensen, Thorkild I.A. & Andersen, Per Kragh, 2003, In: Statistics in Medicine. 22, p. 3795-3803Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Does Pregnancy Induce the Shedding of Premaglignant Ovarian Cells?
Rostgaard, K., Wohlfahrt, J., Andersen, Per Kragh, Hjalgrim, H., Frisch, M., Westergaard, T. & Melbye, M., 2003, In: Epidemiology. 14, p. 168-173Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Energy adjustment methods applied to alcohol analyses
Johansen, D., Andersen, Per Kragh, Overvad, K., Jensen, G. B., Schnohr, P., Sørensen, Thorkild I.A. & Grønbæk, M., 2003, In: Alcohol. 31, p. 11-17Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Generalised linear models for correlated pseudo-observations, with applications to multi-state models
Andersen, Per Kragh, Klein, J. P. & Rosthøj, Susanne, 2003, In: Biometrika. 90, p. 15-27Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Intestinal and Systemic Immune Responses to an Oral Cholera Toxoid B Subunit Whole-Cell Vaccine Administered during Zinc Supplementation
Karlsen, T. H., Sommerfelt, H., Klomstad, S., Andersen, Per Kragh, Strand, T. A., Ulvik, R. J., Åhrén, C. & Grewal, H. M. S., 2003, In: Infection and Immunity. 71/7, p. 3909-3913Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Letters to editor: Sostrup statement on low birthweight
Adams, M., Andersen, A. N., Andersen, Per Kragh, Haig, D., Henriksen, T. B., Hertz-Picciotto, I., Lie, R. T., Olsen, J., Skjærven, R. & Wilcox, A., 2003, In: International Journal of Epidemiology. 32, p. 884-885Research output: Contribution to journal › Letter › Research
- Published
No increased risk of developing depression in diabetes compared to other chronic illness
Kessing, L. V., Nilsson, F. M., Siersma, Volkert Dirk & Andersen, Per Kragh, 2003, In: Diabetes Research and Clinical Practice. 62, p. 113-121Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Nonlinear Relation Between Alcohol Intake and High-Density Lipoprotein Cholesterol Level: Results From the Copenhagen City Heart Study
Johansen, D., Andersen, Per Kragh, Jensen, Majken Karoline, Schnohr, P. & Grønbæk, M., 2003, In: Alcoholism: Clinical and Experimental Research. 27/8, p. 1305-1309Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Regression analysis of restricted mean survival time based on pseudo-observations
Andersen, Per Kragh, Hansen, M. G. & Klein, J. P., 2003, Biostatistisk Afdeling: Museum Tusculanum.Research output: Book/Report › Report › Research
- Published
Regression modelling of competing risks data based on pseudo-values of the cumulative incidence function
Andersen, Per Kragh & Klein, J. P., 2003, Biostatistisk Afdeling: Museum Tusculanum.Research output: Book/Report › Report › Research
- Published
Two encyclopedia contributions
Andersen, Per Kragh, 2003, Biostatistisk Afdeling, RR 03/5, p. 21.Research output: Working paper › Research
- 2002
- Published
Adjustment for misclassification in studies of familial aggregation of disease using routine register data
Andersen, Elisabeth Anne Wreford & Andersen, Per Kragh, 15 Dec 2002, In: Statistics in Medicine. 21, 23, p. 3595-607 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Adjustment for misclassification in studies of familial aggregation of disease using routine register data
Andersen, E. A. W. & Andersen, Per Kragh, 2002, In: Statistics in Medicine. 21, p. 3595-3607Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Book review of Allan Donner and Neil Klar: Design and analysis of cluster randomization trials in health research
Andersen, Per Kragh, 2002, In: Statistics in Medicine. 21, p. 1961-1962Research output: Contribution to journal › Literature review › Research
- Published
Book review of David W. Hosmer and Stanley Lemeshow: Applied Logistic Regression
Andersen, Per Kragh, 2002, In: Statistics in Medicine. 21, p. 1963-1964Research output: Contribution to journal › Literature review › Research
- Published
Case-Control Study of Genetic and Environmental Influences on Premature Death of Adult Adoptees
Petersen, L., Nielsen, G. G., Andersen, Per Kragh & Sørensen, Thorkild I.A., 2002, In: Genetic Epidemiology. 23, p. 123-132Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Cohabitation and marital status as predictors of mortality--an eight year follow-up study.
Lund, Rikke, Due, P., Modvig, J., Holstein, B. E., Damsgaard, M. T. & Andersen, Per Kragh, 2002, In: Social Science & Medicine. 55, 4, p. 673-9 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Cohabitation status vs. marital status as predictors of mortality. An eight year follow-up study among middle-aged and elderly women and men
Lund, Rikke, Due, P., Modvig, J., Holstein, B. E., Damsgaard, M. T. & Andersen, Per Kragh, 2002.Research output: Contribution to conference › Conference abstract for conference › Research
- Published
Competing risks as a multi-state model
Andersen, Per Kragh, Abildstrøm, S. Z. & Rosthøj, Susanne, 2002, In: Statistical Methods in Medical Research. 11, p. 203-215Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Editorial. Multi-state models
Andersen, Per Kragh, 2002, In: Statistical Methods in Medical Research. 11, p. 89-90Research output: Contribution to journal › Editorial › Research
- Published
Enduring increased risk of developing depression and mania in patients with dementia
Nilsson, F. M., Kessing, Lars Vedel, Sørensen, T. M., Andersen, Per Kragh & Bolwig, T. G., 2002, In: Journal of Neurology, Neurosurgery and Psychiatry. 73, p. 40-44Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Fever in pregnancy and risk of fetal death: a cohort study
Nybo Andersen, Anne-Marie, Vastrup, P., Wohlfahrt, J., Andersen, Per Kragh, Olsen, J. & Melbye, M., 2002, In: Lancet. 360, 9345, p. 1552-1556 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Major depressive disorder in Parkinson's disease: a registerbased study
Nilsson, F. M., Kessing, Lars Vedel, Sørensen, T. M., Andersen, Per Kragh & Bolwig, T. G., 2002, In: Acta Psychiatrica Scandinavica. 106, p. 202-211Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Multi-state models for event history analysis
Andersen, Per Kragh & Keiding, N., 2002, In: Statistical Methods in Medical Research. 11, p. 91-115Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Preoperative endoscopic stent placement before pancreaticoduodenectomy: a meta-analysis of the effect on morbidity and mortality
Saleh, M. M. A., Nørregaard, Peter, Jørgensen, Henrik Løvendahl, Andersen, Per Kragh & Matzen, P., 2002, In: Gastrointestinal Endoscopy. 56, p. 529-534Research output: Contribution to journal › Journal article › Research › peer-review
- Published
SAS macros for estimation of the cumulative incidence functions based on a Cox regression model for competing risks survival data
Rosthøj, Susanne, Andersen, Per Kragh & Abildstrøm, S. Z., 2002, Biostatistisk Afdeling, Københavns Universitet, p. 13.Research output: Working paper › Research
- Published
Survival analysis
Andersen, Per Kragh, 2002, Encyclopedia of Environmetrics. Chichester: IEEE Computer Society Press, p. 2154-2155Research output: Chapter in Book/Report/Conference proceeding › Encyclopedia chapter › Research
- Published
Updating of covariates and choice of time origin in survival analysis: problems with vaguely defined disease states
Liestøl, K. & Andersen, Per Kragh, 2002, In: Statist. Med.. 21, p. 3701-3714Research output: Contribution to journal › Journal article › Research › peer-review
- 2001
- Published
Adjustment for misclassification in studies of familial aggregation of disease using routine register data. Research Report 01/3
Andersen, E. A. W. & Andersen, Per Kragh, 2001, Department of Biostatistics, University of Copenhagen. 21 p.Research output: Book/Report › Report › Research
- Published
Commentary: Secular trends in the context of competing risks
Wohlfahrt, J. & Andersen, Per Kragh, 2001, In: International Journal of Epidemiology. 30, p. 102-103Research output: Contribution to journal › Comment/debate › Research
- Published
Competing risks as a multi-state model, Research Report 01/12
Andersen, Per Kragh, Abildstrøm, S. & Rosthøj, Susanne, 2001, Department of Biostatistics, University of Copenhagen. 16 p.Research output: Book/Report › Report › Research
- Published
Epidemiology. Study design and data analysis
Andersen, Per Kragh, 2001, In: Statistics in Medicine. 20, p. 161-162Research output: Contribution to journal › Review › Research
- Published
Event history analysis in continuous time
Andersen, Per Kragh & Keiding, N., 2001, Internat. Encycl. Social & Behavioral Sciences. Oxford: International Encyclopedia of Social & Behavioral Sciences, p. 4946-4956Research output: Chapter in Book/Report/Conference proceeding › Encyclopedia chapter › Research
- Published
From summary statistics to generalized linear models for pseudo-observations; with applications to multi-state models. Research Report 01/10
Andersen, Per Kragh, Klein, J. P. & Rosthøj, Susanne, 2001, Department of Biostatistics, University of Copenhagen. 26 p.Research output: Book/Report › Report › Research
- Published
IPM26: Noncompliance in clinical trials. Discussion of invited paper meeting no. 26
Andersen, Per Kragh, 2001, In: Bull.ISI LIX. 3, p. 99-101Research output: Contribution to journal › Journal article › Research
- Published
Letter to the editor: Recurrence of Affective Disorder
Kessing, Lars Vedel & Andersen, Per Kragh, 2001, In: American Journal of Psychiatry. 158, p. 819-820Research output: Contribution to journal › Letter › Research
- Published
Risk of Late-stage Breast Cancer after a Childbirth
Wohlfahrt, J., Andersen, Per Kragh, Mouridsen, H. T. & Melbye, M., 2001, In: American Journal of Epidemiology. Vol. 153, 11., p. 1079-1084Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Statistics in epidemiology
Andersen, Per Kragh, 2001, Teaching Epidemiology. Second edition. Oxford: Oxford University Press, p. 53-62Research output: Chapter in Book/Report/Conference proceeding › Report chapter › Research
- Published
Testing the goodness of fit of a copula based on bivariate right censored data. Research Report 01/9
Andersen, Per Kragh, Ekstrøm, C. T., Klein, J. P., Shu, Y. & Zhang, M., 2001, Department of Biostatistics, University of Copenhagen. 17 p.Research output: Book/Report › Report › Research
- 2000
- Published
A prospective study showing long-term infection with human papillomavirus 16 before the development of cervical carcinoma in Situ
Ylitalo, N., Josefsson, A., Melbye, M., Sorensen, P., Frisch, M., Andersen, Per Kragh, Sparen, P., Gustafsson, M., Magnusson, P., Ponten, J., Gyllensten, U. & Adami, H. O., 1 Nov 2000, In: Cancer Research. 60, 21, p. 6027-6032 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
A Prospective Study Showing Long-Term Infection with Human Papillomavirus 16 before the Development of Cervical Carcinoma in situ 1: a nested case-control study
Ylitalo, N., Josefsson, A. M., Melbye, M., Sørensen, P., Frisch, M., Andersen, Per Kragh, Sparén, P., Gustafsson, M., Magnusson, P. K. E., Pontén, J., Gyllensten, U. B. & Adami, H., 2000, In: Cancer Research. 60, p. 6027-6032Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Beregning af mortalitet
Abildstrøm, S. & Andersen, Per Kragh, 2000, In: Ugeskrift for læger. 162/21, p. 3061-3062Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Bør alle yngre mammacancerpatienter tilbydes adjuverende cytotoksisk kemoterapi?
Kroman, N., Jensen, M., Wohlfahrt, J., Mouridsen, H. T., Andersen, Per Kragh & Melbye, M., 2000, In: Ugeskrift for læger. 162/22, p. 3184-3188Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Competing risks analysis of the case-cohort design
Sørensen, P. & Andersen, Per Kragh, 2000, In: Biometrika. 87, 1., p. 49-59Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Consistent high viral load of human papillomavirus 16 and risk of cervical carcinoma in situ: a nested case-control study
Ylitalo, N., Sørensen, P., Josefsson, A. M., Magnusson, P. K. E., Andersen, Per Kragh, Pontén, J., Adami, H., Gyllensten, U. B. & Melbye, M., 2000, In: Lancet. Vol. 355, p. 2194-2198Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Event history analysis in continuous time
Andersen, Per Kragh & Keiding, N., 2000, Research Report 00/5. 26 p.Research output: Book/Report › Report › Research
- Published
Factors influencing the effect of age on prognosis in breast cancer: population based study
Kroman, N., Jensen, M., Wohlfahrt, J., Mouridsen, H. T., Andersen, Per Kragh & Melbye, M., 2000, In: BMJ. British Medical Journal (International Ed.). 320, p. 474-479Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Induced Abortion and Risk of Breast Cancer - Authors reply.
Melbye, M., Wohlfahrt, J. & Andersen, Per Kragh, 2000, In: Epidemiology. Vol. 11, No. 2, p. 235Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Induced abortion and risk of breast cancer [6] (multiple letters)
Brind, J., Chinchilli, V. M., Melbye, M., Wohlfahrt, J. & Andersen, Per Kragh, 2000, In: Epidemiology. 11, 2, p. 234-235 2 p.Research output: Contribution to journal › Letter › Research › peer-review
- Published
Modern Epidemiology, 2nd. edn.
Andersen, Per Kragh, 2000, In: Statistics in Medicine. 19, p. 881-882Research output: Contribution to journal › Review › Research
- Published
Multi-state models for bleeding episodes and mortality in liver cirrhosis
Andersen, Per Kragh, Esbjerg, S. & Sørensen, Thorkild I.A., 2000, In: Statistics in Medicine. 19, p. 587-599Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Predictors of recurrence in affective disorder - analyses accounting for individual heterogeneity
Kessing, Lars Vedel, Andersen, Elisabeth Anne Wreford & Andersen, Per Kragh, 2000, In: Journal of Affective Disorders. 57, p. 139-145Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Teaching epidemiologically oriented statistics
Andersen, Per Kragh, 2000, Research Report 00/2. 14 p.Research output: Book/Report › Report › Research
- Published
Updated covariates in survival analysis
Liestøl, K. & Andersen, Per Kragh, 2000, Research Report 00/7. 36 p.Research output: Book/Report › Report › Research
- Published
Viral load of human papilloma virus 16 as a determinant for development of cervical carcinoma in situ: a nested case-control study
Josefsson, A. M., Magnusson, P. K. E., Ylitalo, N., Sørensen, P., Qwarforth-Tubbin, P., Andersen, Per Kragh, Melbye, M., Adami, H. & Gyllensten, U. B., 2000, In: The Lancet. Vol. 355, p. 2189-2193Research output: Contribution to journal › Journal article › Research › peer-review
- 1999
- Published
A sensitivity analysis of secular trends in risk factors and mortality based on cohort studies
Prescott, Eva, Andersen, Per Kragh, Osler, Merete, Lange, Peter & Vestbo, J., 1999, In: Epidemiology. 2, p. 176-80Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Adjustment for age at first birth in etiologic studies of breast cancer involving exposures that may affect age at first birth [2]
Melbye, M., Wohlfahrt, J. & Andersen, Per Kragh, 1999, In: Epidemiology. 10, 4, 1 p.Research output: Contribution to journal › Letter › Research › peer-review
- Published
Calculating the number needed to treat for trials where the outcome is time to an event.
Altman, D. G. & Andersen, Per Kragh, 1999, In: BMJ. British Medical Journal (International Ed.). 319, p. 1492-1495Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Dementia in affective disorder: a case register study.
Kessing, Lars Vedel, Andersen, Elisabeth Anne Wreford, Mortensen, P. B. & Andersen, Per Kragh, 1999, In: Acta Psychiatrica Scandinavica. 100, p. 176-185Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Effects of family history and place and season of birth on the risk of schizophrenia.
Mortensen, P. B., Pedersen, C. B., Westergaard, T., Wohlfarth, J., Ewald, H., Mors, O., Andersen, Per Kragh & Melbye, M., 1999, In: New England Journal of Medicine. 340, p. 603-608Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Letter to the editor: Adjustment for age at first birth in etiologic studies of breast cancer involving exposures that may affect age at first birth.
Melbye, M., Wohlfahrt, J. & Andersen, Per Kragh, 1999, In: Epidemiology. 10, p. 467Research output: Contribution to journal › Letter › Research
- Published
Multivariate competing risks
Wohlfahrt, J., Andersen, Per Kragh & Melbye, M., 1999, In: Statistics in Medicine. 18, p. 1023-1030Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Panum symposium on the Future of Epidemiology, Copenhagen, Denmark, 25 January 1999: Prologue
Olsen, J., Andersen, Per Kragh, Melbye, M. & Aaby, P., 1999, In: International Journal of Epidemiology. 28, 5, p. S996Research output: Contribution to journal › Editorial › Research › peer-review
- Published
Preterm delivery and risk of breast cancer.
Melbye, M., Wohlfahrt, J., Andersen, Per Kragh, Nybo Andersen, Anne-Marie & Westergaard, T., 1999, In: British Journal of Cancer. 80, p. 609-613Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Recurrence in affective disorder: analyses with frailty models.
Kessing, Lars Vedel, Andersen, Elisabeth Anne Wreford & Andersen, Per Kragh, 1999, In: American Journal of Epidemiology. 149, p. 404-411Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Reproductive History and Stage of Breast Cancer
Wohlfahrt, J., Andersen, Per Kragh, Mouridsen, H. T., Adami, H. & Melbye, M., 1999, In: American Journal of Epidemiology. 150, p. 1325-30Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Reproductive risk factors for breast cancer by receptor status, histology, laterality and location.
Wohlfahrt, J., Mouridsen, H. T., Andersen, Per Kragh & Melbye, M., 1999, In: International Journal of Cancer. 81, p. 49-55Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Risk Factors for parvovirus B19 infection in pregnancy.
Valeur-Jensen, A. K., Pedersen, C. B., Westergaard, T., Jensen, I. P., Lebech, M., Andersen, Per Kragh, Melbye, M. & Pedersen, B. N., 1999, In: JAMA - Journal of the American Medical Association. 281, p. 1099-1105Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Sygdomsforløbet ved de affektive tilstande - et registerstudium.
Kessing, Lars Vedel, Andersen, Per Kragh, Mortensen, P. B. & Bolwig, T. G., 1999, In: Ugeskrift for læger. 161, p. 1403-1406Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Testing for centre effects in multi-centre survival studies: a Monte Carlo comparison of fixed and random effects tests.
Andersen, Per Kragh, Klein, J. P. & Zhang, M., 1999, In: Statistics in Medicine. 18, p. 1489-1500Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The effect of episodes on recurrence in affective disorder: a case register study.
Kessing, Lars Vedel & Andersen, Per Kragh, 1999, In: Journal of Affective Disorders. 53, p. 225-231Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The future of epidemiology
Olsen, J., Andersen, Per Kragh, Sørensen, T. I. A., Melbye, M. & Aaby, P., 1999, In: International Journal of Epidemiology. 28, p. 995-1024Research output: Contribution to journal › Journal article › Research
- Published
We should monitor human fecundity, but how? A suggestion for a new method that may also be used to identify determinants of low fecundity.
Olsen, J. & Andersen, Per Kragh, 1999, In: Epidemiology. 10, p. 419-421Research output: Contribution to journal › Journal article › Research › peer-review
- 1998
- Published
Calculating the number needed to treat for trials where the outcome is time to an event
Altman, D. G. & Andersen, Per Kragh, 1998, University of Copenhagen: Department of Biostatistics. 16 p.Research output: Book/Report › Report › Research
- Published
Censored data
Andersen, Per Kragh, 1998, Encyclopedia of Biostatistics, vol. 1. IEEE Computer Society Press, p. 578-582Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Chianciano consensus conference on prognostic studies in hepatology.
Christensen, E., Orlandi, F., Tygstrup, N., Andersen, Per Kragh, Morabito, A. & Leevy, C. M., 1998, In: Journal of Gastroenterology and Hepatology. 30, p. 580-583Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Competing risks analysis for the case-cohort design
Sørensen, P. & Andersen, Per Kragh, 1998, University of Copenhagen: Department of Biostatistics. 16 p.Research output: Book/Report › Report › Research
- Published
Declining HIV-2 prevalence and incidence among men in a community study from Guinea-Bissau.
Larsen, O., da Silva, Z., Sandström, A., Andersen, Per Kragh, Andersson, S., Poulsen, A., Melbye, M., Dias, F., Nauclér, A. & Aaby, P., 1998, In: AIDS. 12, p. 1707-1714Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Differences in susceptibility to AIDS development: A cohort study of Danish and American homosexual-bisexual men 1981 to 1995
Melbye, M., Begtrup, K., Rosenberg, P. S., Biggar, R. J., Goedert, J. J., Knudsen, K. & Andersen, Per Kragh, 1998, In: Journal of Acquired Immune Deficiency Syndromes. 18, p. 270-276Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Estimation of variance in Cox's regression model with shared gamma frailties
Andersen, Per Kragh, Klein, J. P., Knudsen, K. M. & Tabanera, R., 1998, In: Biometrics. 53, p. 1475-1484Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Exponential distribution
Klein, J. P., Andersen, Per Kragh & Keiding, N., 1998, Encyclopedia of Biostatistics. vol. 2. IEEE Computer Society Press, p. 1447-1448Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Has Risk associated with Smoking increased? Results from the Copenhagen Center for Prospective Population Studies
Prescott, Eva, Osler, Merete, Andersen, Per Kragh, Bjer, A., Hein, H. C., Borch-Johnsen, K., Lange, P., Schnohr, P. & Vestbo, J., 1998, In: International Journal of Epidemiology. 26, p. 1214-8Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Hazard ratio estimator
Andersen, Per Kragh, 1998, Encyclopedia of Biostatistics, vol. 3. IEEE Computer Society Press, p. 1829-1831Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Letter to the editor: Re: Accounting for pregnancy dependence in epidemiologic studies of pregnancy outcomes
Olsen, J. & Andersen, Per Kragh, 1998, In: Epidemiology. 9, p. 363Research output: Contribution to journal › Letter › Research
- Published
Modeling covariate adjusted mortality relative to a standard population: Does bone marrow transplantation provide a cure?
Andersen, Per Kragh, Horowitz, M. M., Klein, J. P., Socie, G., Stone, J. V. & Zhang, M., 1998, University of Copenhagen: Department of Biostatistics. 18 p.Research output: Book/Report › Report › Research
- Published
Mortality in women and men in relation to smoking
Prescott, Eva, Osler, Merete, Andersen, Per Kragh, Hein, H. O., Borch-Johnsen, K., Lange, Peter, Schnohr, P. & Vestbo, J., 1998, In: International Journal of Epidemiology. 27, p. 27-32Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Predictors of recurrence in affective disorder. A case register study
Kessing, Lars Vedel, Andersen, Per Kragh & Mortensen, P. B., 1998, In: Journal of Affective Disorders. 49, p. 101-108Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Proportional hazards, overview
Andersen, Per Kragh, 1998, Encyclopedia of Biostatistics, vol. 5. IEEE Computer Society Press, p. 3555Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Provokeret abort og risiko for brystkræft.
Melbye, M., Wohlfahrt, J., Olsen, J. H., Frisch, M., Westergaard, T., Helweg-Larsen, K. & Andersen, Per Kragh, 1998, In: Ugeskrift for læger. 160, p. 5178-5182Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Recurrence in affective disorder
Kessing, Lars Vedel, Andersen, Per Kragh, Mortensen, P. B. & Bolwig, T. G., 1998, In: British Journal of Psychiatry. 172, p. 23-28Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Risk set
Andersen, Per Kragh, 1998, Encyclopedia of Biostatistics, vol. 5. Volume 5 ed. IEEE Computer Society Press, p. 3857-3858Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Survival analysis, overview
Andersen, Per Kragh & Keiding, N., 1998, Encyclopedia of Biostatistics. vol. 6. IEEE Computer Society Press, p. 4452-4461Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Testicular cancer risk and maternal parity: A population-based cohort study
Westergaard, T., Andersen, Per Kragh, Pedersen, J. B., Frisch, M., Olsen, J. H. & Melbye, M., 1998, In: British Journal of Cancer. 77, p. 1180-1185Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Time-dependent covariate
Andersen, Per Kragh, 1998, Encyclopedia of Biostatistics. vol. 6. Volume 6 ed. IEEE Computer Society Press, p. 4523-4526Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Total time on test
Andersen, Per Kragh & Keiding, N., 1998, Encyclopedia of Biostatistics. vol. 6. Volume 6 ed. IEEE Computer Society Press, p. 4548-4550Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Type-specific covariates in survival analysis
Andersen, Per Kragh, 1998, Encyclopedia of Biostatistics. vol. 6. Volume 6 ed. IEEE Computer Society Press, p. 4641-4642Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Weibull distribution
Klein, J. P., Andersen, Per Kragh & Keiding, N., 1998, Encyclopedia of Biostatistics. vol. 6. IEEE Computer Society Press, p. 4734-4735Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- 1997
- Published
Induced abortion and the risk of breast cancer
Melbye, M., Wohlfahrt, J., Olsen, J. H., Frisch, M., Westergaard, T., Helweg-Larsen, K. & Andersen, Per Kragh, 9 Jan 1997, In: New England Journal of Medicine. 336, 2, p. 81-85 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Birth characteristics, sibling patterns, and acute leukemia risk in childhood: A population-based cohort study
Westergaard, T., Andersen, Per Kragh, Pedersen, J. B., Olsen, J. H., Frisch, M., Sørensen, H. T., Wohlfahrt, J. & Melbye, M., 1997, In: JNCI - Journal of the National Cancer Institute. 89, p. 939-947Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Birth order, sibship size and risk of Hodgkin's disease in children and young adults: A population-based study of 31 million person-years
Westergaard, T., Melbye, M., Pedersen, J. B., Frisch, M., Olsen, J. H. & Andersen, Per Kragh, 1997, In: International Journal of Cancer. 72, p. 977-981Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Births at Christmas are different: Population based survey of 2 million deliveries
Melbye, M., Wohlfahrt, J., Westergaard, T., Jensen, A. K. V., Koch, A., Hjalgrim, H., Kristensen, A., Aaby, P., Members of The Christmas Paper, S. G. I. & Andersen, Per Kragh, 1997, In: BMJ. British Medical Journal (International Ed.). 315, p. 1654-1655Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Book Review: "Survival Analysis: A practical approach" by M.K.B. Parmar and D. Machin
Andersen, Per Kragh, 1997, In: Statistics in Medicine. 16, p. 714-715Research output: Contribution to journal › Literature review › Research
- Published
Cardiovascular risk factor profile in subjects with familial predisposition to myocardial infarction in Denmark
Hippe, M., Vestbo, J., Bjerg, A. M., Borch-Johnsen, K., Appleyard, M., Hein, H. O., Andersen, Per Kragh, Jensen, G. & Sørensen, Thorkild I.A., 1997, In: Journal of Epidemiology & Community Health. 51, p. 266-271Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Contributions on survival analysis to the Encyclopedia of Biostatistics
Andersen, Per Kragh, 1997, Københavns Universitet: Department of Biostatistics. 24 p.Research output: Book/Report › Book › Research
- Published
Gender difference in smoking effects on lung function and risk of hospitalization for COPD: Results from a Danish longitudinal population study
Prescott, Eva, Bjerg, A. M., Andersen, Per Kragh, Lange, P. & Vestbo, J., 1997, In: European Respiratory Journal. 10, p. 822-827Research output: Contribution to journal › Journal article › Research › peer-review
- Published
In B-cell chronic lymphocytic leukaemia chromosome 17 abnormalities and not trisomy 12 are the single most important cytogenetic abnormalities for prognosis: A cytogenetic and immunophenotypic Study..
Geisler, C., Philip, P., Christensen, B. E., Hou-Jensen, K., Pedersen, N. T., Jensen, O. M., Thorling, K., Andersen, E., Birgens, H. S., Drivsholm, A., Ellegaard, J., Larsen, J. K., Plesner, T., Brown, P., Andersen, Per Kragh & Hansen, M. M., 1997, In: Leukemia research : a Forum for Studies on Leukemia and Normal Hemopoiesis. 21, p. 1011-1023Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Induced abortion and the risk of breast cancer
Melbye, M., Wohlfahrt, J., Olsen, J. H., Frisch, M., Westergaard, T., Helweg-Larsen, K. & Andersen, Per Kragh, 1997, In: New England Journal of Medicine. 336, p. 81-85Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Induced abortion and the risk of breast cancer [2] (multiple letters)
Brind, J., Chichilli, V. M., Senghas, R. E., Dolan, M. F., Melbye, M., Wohlfahrt, J. & Andersen, Per Kragh, 1997, In: New England Journal of Medicine. 336, 25, p. 1834-1835 2 p.Research output: Contribution to journal › Letter › Research › peer-review
- Published
Letter to the Editor: Induced abortion and the risk of breast cancer. The Authors reply
Melbye, M., Wohlfahrt, J. & Andersen, Per Kragh, 1997, In: New England Journal of Medicine. 336, p. 1835Research output: Contribution to journal › Letter › Research
- Published
Multi-state models for bleeding episodes and mortality in liver cirrhosis
Andersen, Per Kragh, Esbjerg, S. & Sørensen, Thorkild I.A., 1997, Department of Biostatistics: Museum Tusculanum. 19 p.Research output: Book/Report › Book › Research › peer-review
- Published
Multi-state models for event history analysis in clinical medicine and epidemiology
Andersen, Per Kragh, 1997, In: Ugeskrift for læger. 159, p. 3794Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Multivariate competing risks in a Poisson regression model: An application with two correlated characteristics of breast cancer
Wohlfahrt, J., Andersen, Per Kragh & Melbye, M., 1997, Københavns Universitet: Department of Biostatistics. 19 p.Research output: Book/Report › Book › Research
- Published
Progression to acquired immunodeficiency syndrome is influenced by CD4 T-lymphocyte count and time since seroconversion
Begtrup, K., Melbye, M., Biggar, R. J., Goedert, J. J., Knudsen, K. & Andersen, Per Kragh, 1997, In: American Journal of Epidemiology. 145, p. 629-635Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Testing for center effects in multicenter survival studies: A Monte Carlo comparison of fixed and random effects tests
Andersen, Per Kragh, Klein, J. P. & Zhang, M., 1997, Department of Biostatistics: Museum Tusculanum. 14 p.Research output: Book/Report › Report › Research
- Published
The role of frailty models and accelerated failure time models in describing heterogeneity due to omitted covariates
Keiding, N., Andersen, Per Kragh & Klein, J. P., 1997, In: Statistics in Medicine. 16, p. 215-224Research output: Contribution to journal › Journal article › Research › peer-review
- 1996
- Published
Variance components models for survival data
Petersen, Jørgen Holm, Andersen, Per Kragh & Gill, R. D., 1996, In: Statistica Neerlandica. 50, 1, p. 193-211 19 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 1995
- Published
A Nonparametric Test for Comparing Two Samples Where All Observations Are Either Left- og Right-Censored
Andersen, Per Kragh & Rønn, B. B., 1995, In: Biometrics. p. 323-329Research output: Contribution to journal › Journal article › Research › peer-review
- Published
En 5-års overlevelsesanalyse af 526 konsekutivt indsatte implantater
Gotfredsen, Klaus, Hjørting-Hansen, E. & Andersen, Per Kragh, 1995, In: Tandlaegebladet. 6, p. 254-7 3 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Estimation of variance in Cox's regression model with gamma frailties
Andersen, Per Kragh, Klein, J. P., Knudsen, K. M. & y Palacios, R. T., 1995, Biostatistisk Afdeling: Museum Tusculanum. 24 p.Research output: Book/Report › Report › Research
- Published
Medical statistics: An example from diabetes epidemiology
Lock-Andersen, J., Hou-Jensen, K., Hansen, J. P. H., Jensen, N. K., Søgaard, H. & Andersen, Per Kragh, 1995, In: Scandinavian Journal of Plastic and Reconstructive Surgery and Hand Surgery. 29, p. 141-148Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Observer variation in histological classification of cutaneous malignant melanoma
Lock-Andersen, J., Hou-Jensen, K., Hansen, J. P. H., Jensen, N. K., Søgaard, H. & Andersen, Per Kragh, 1995, In: Scandinavian Journal of Plastic and Reconstructive Surgery and Hand Surgery. 29, p. 141-148Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Relationship between maternally derived anti-plasmodium falciparum antibodies and risk of infection and disease in infants living in an area of Liberia, West Africa, in which malaria is highly endemic
Høgh, Birthe, Marbiah, N. T., Burghaus, P. A. & Andersen, Per Kragh, 1995, In: Infection and Immunity. 63, 10, p. 4034-4038Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Score test of homogeneity for survival data
Commenges, D. & Andersen, Per Kragh, 1995, In: Lifetime Data Analysis. 1, p. 145-156Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Statistical appendix: Statistical analysis of occurrences of complications after luxation injuries and root fractures in the permanent dentition
Andersen, Per Kragh, 1995, Pulpal healing after tooth luxation and root fractures in the permanent dentition. København: Weiss Bogtrykkeri, p. 36-42Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Survival analysis
Andersen, Per Kragh & Keiding, N., 1995, Biostatistisk Afdeling: Museum Tusculanum. 26 p.Research output: Book/Report › Book › Research › peer-review
- Published
The role of frailty models and accelerated failure time models in describing heterogeneity due to omitted covariates
Keiding, N., Andersen, Per Kragh & Klein, J. P., 1995, Biostatistisk Afdeling: Museum Tusculanum. 26 p.Research output: Book/Report › Book › Research
- Published
Variance components models for survival data
Petersen, Jørgen Holm, Andersen, Per Kragh & Gill, R. D., 1995, Biostatistisk Afdeling: Museum Tusculanum. 24 p.Research output: Book/Report › Book › Research
- 1994
- Published
Discussion of the paper: "Informative dropout in longitudinal data analysis" by P. Diggle and M.G. Kenward
Andersen, Per Kragh, 1994, In: Oyo Tokeigaku. 43, p. 82-83Research output: Contribution to journal › Comment/debate › Research
- Published
Hvad betyder fejlklassificering af smearprøver i et screeningsprogram
Lynge, Elsebeth, Arffmann, E., Poll, P. & Andersen, Per Kragh, 1994, In: Ugeskrift for læger. 156, p. 2594-2596Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Statistisk analyse af overlevelsesdata ved lægevidenskabelige undersøgelser
Andersen, Per Kragh & Væth, M., 1994, FADL's Forlag. 211 p.Research output: Book/Report › Book › Research
- Published
Survival analysis and neural nets
Liestøl, K., Andersen, Per Kragh & Andersen, U., 1994, In: Statistics in Medicine. 13, p. 1189-1200Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The treatment effect of alpha interferon in cronic hepatitis B is independent of pre-treatment variables. Results based on individual patient data from 10 clinical controlled trials.
Krogsgaard, K., Bindslev, N., Christensen, E., Craxi, A., Schilichting, P., Schalm, S., Carreno, V., Trepo, C., Gerken, G., Thomas, H. C., Andersen, Per Kragh, Ring-Larsen, H. & Eurohep, 1994, In: Journal of Hepatology. 21, p. 646-655Research output: Contribution to journal › Journal article › Research › peer-review
- 1993
- Published
A non-parametric test for comparing two samples where all observations are either left- or right-censored
Andersen, Per Kragh, 1993, København: Museum Tusculanum. 13 p.Research output: Book/Report › Report › Research
- Published
Book Review: John P. Klein and Prem K. Goel (eds.): "Survival analysis: State of the art".
Andersen, Per Kragh, 1993, In: Statistics in Medicine. Vol. 12, p. 1645Research output: Contribution to journal › Literature review › Research
- Published
Chapter 22: Prognosis of traumatic dental injuries.
Andersen, Per Kragh, Andreasen, F. M. & Andreasen, J. O., 1993, Textbook and color atlas of traumatic injuries to the teeth.. Handelshøjskolens Forlag, p. 737-743Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- Published
Liver, Pancreas, and Biliary Tract. Cyclosporin A treatment in primary biliary cirrhosis: Results of a long-term placebo controlled trial.
Lombard, M., Portmann, B., Neuberger, J., Williams, R., Tygstrup, N., Ranek, L., Ring-Larsen, H., Rodés, J., Navasa, M., Trepo, C., Pape, G., Schou, G., Badsberg, J. H. & Andersen, Per Kragh, 1993, In: Today in Medicine. Gastroenterology. vol. 104, p. 519-526Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Referat af mødet: "Early stopping rules in clinical trials in cancer".
Andersen, Per Kragh, 1993, In: Ugeskrift for læger. 155, p. 1982-1983Research output: Contribution to journal › Journal article › Research
- Published
Score test of homogeneity for survival data
Commenges, D. & Andersen, Per Kragh, 1993, København: Museum Tusculanum. 17 p.Research output: Book/Report › Report › Research
- Published
Smear misclassification in a cervical cancer screening programme.
Lynge, Elsebeth, Arffmann, E., Poll, P. & Andersen, Per Kragh, 1993, In: British Journal of Cancer. vol. 68, p. 368-373Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Survival analysis and neural nets
Liestøl, K., Andersen, Per Kragh & Andersen, U., 1993, København: Museum Tusculanum. 19 p.Research output: Book/Report › Report › Research
- Published
The waiting period of asylum seekers as a health problem.
Kjersem, H. J. & Andersen, Per Kragh, 1993, In: Migration and Health, Quarterly Newsletter IOM. Vol. 2, p. 2Research output: Contribution to journal › Journal article › Research
- 1992
- Published
A counting process Approach to maximum likelihood estimation in frailty models
Nielsen, G. G., Gill, R. D., Andersen, Per Kragh & Sørensen, Thorkild I.A., 1992, In: Scandinavian Journal of Statistics. 19, p. 25-43Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Estimating the survival function in the proportional hazards regression model: A study of the small sample size properties
Klein, J. P. & Andersen, Per Kragh, 1992, Statistical Research Unit: Museum Tusculanum. 19 p.Research output: Book/Report › Report › Research
- Published
Increasing incidence of early onset Type 1 (insulin-dependent) diabetes mellitus: a study of Danish male birth cohorts
Green, A., Andersen, Per Kragh, Svendsen, A. J. & Mortensen, K., 1992, In: Diabetologia. Vol. 35, p. 178-182Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Repeated assessment of risk factors in survival analysis
Andersen, Per Kragh, 1992, In: Statistical Methods in Medical Research. 1, p. 297-315Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Repeated assessment of risk factors in survival analysis
Andersen, Per Kragh, 1992, University of Copenhagen: Museum Tusculanum. 39 p.Research output: Book/Report › Report › Research
- Published
Statistical models based on counting processes
Andersen, Per Kragh, Borgan, Ø., Gill, R. D. & Keiding, N., 1992, Springer Series in Statistics. Springer, p. 779Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research
- 1991
- Published
A counting process approach to maximum likelihood estimation in frailty models
Nielsen, G., Gill, R. D., Andersen, Per Kragh & Sørensen, Thorkild I.A., 1991, Statistical Research Unit: Museum Tusculanum.Research output: Book/Report › Report › Research
- Published
Assessing the influence of reversible disease indicators on survival
Andersen, Per Kragh, Hansen, L. S. & Keiding, N., 1991, In: Statistics in Medicine. 10, p. 1061-7Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Discussion of the paper by Keiding
Andersen, Per Kragh, 1991, In: Journal of the Royal Statistical Society - Series A. 154, part 3, p. 402-403Research output: Contribution to journal › Comment/debate › Research
- Published
Non- and semi-parametric estimation of transition probabilities from censored observation of a non-homogeneous Markov process
Andersen, Per Kragh, Hansen, L. S. & Keiding, N., 1991, In: Scandinavian Journal of Statistics. vol.18, p. 153-67Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Prognostic importance of flow cytometric immunophenotyping of 540 consecutive patients with B-cell chronic lymphocytic leukemia
Geisler, C., Larsen, J. K., Hansen, N. E., Hansen, M. M., Christensen, B. E., Lund, B., Nielsen, H., Plesner, T., Thorling, K., Andersen, E. & Andersen, Per Kragh, 1991, In: Blood. Vol 78, no.7, p. 1795-1802Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Prophylaxis of first hemorrhage from eosophageal varices by sclerotherapy, propranolol or both in cirrhotic patients: A randomized multicenter trial
The Prova Study Group, Andersen, Per Kragh, Bendtsen, Flemming, Christensen, E., Lindahl, F., de Muckadell, O. S., Schlichting, P. & Sørensen, T. I. A., 1991, In: The American Association for the Study of Liver Diseases. Vol 14, no.6, p. 1016-1024Research output: Contribution to journal › Journal article › Research
- Published
Survival analysis 1982-1991: The second decade of the proportional hazards regression model
Andersen, Per Kragh, 1991, In: Statistics in Medicine. Vol 10, p. 1931-1941Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Survival analysis 1982-91: The second decade of the proportional hazards regression model
Andersen, Per Kragh, 1991, Museum Tusculanum.Research output: Book/Report › Report › Research
- 1990
- Published
Modelling excess mortality of the unemployed: choice of scale and extra-Poisson variability.
Keiding, N., Andersen, Per Kragh & Frederiksen, K., 1990, In: Journal of the Royal Statistical Society, Series C (Applied Statistics). 39, 1, p. 63-74 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 1988
- Published
Cystic fibrosis in Denmark 1945 to 1985. An analysis of incidence, mortality and influence of centralized treatment on survival
Nielsen, Ole Haagen, Thomsen, Birthe Lykke Riegels, Green, A., Andersen, Per Kragh, Hauge, M. & Schiøtz, P. O., Nov 1988, In: Acta Paediatrica Scandinavica. 77, 6, p. 836-41 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 1987
- Published
Unemployment and mortality in Denmark, 1970-80
Iversen, L., Andersen, O., Andersen, Per Kragh, Christoffersen, K. & Keiding, N., 1987, In: BMJ - British Medical Journal - Clinical Research Edition. 295, 6603, p. 879-884 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
- 1985
- Published
A Cox regression model for the relative mortality and its application to diabetes mellitus survival data.
Andersen, Per Kragh, Borch-Johnsen, K., Deckert, T., Green, A., Hougaard, P., Keiding, N. & Kreiner, Svend, Dec 1985, In: Biometrics. 41, 4, p. 921-932 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Relative mortality of Type 1 (insulin-dependent) diabetes in Denmark: 1933-1981
Green, A., Borch-Johnsen, K., Andersen, Per Kragh, Hougaard, P., Keiding, N., Kreiner, Svend & Deckert, T., Jun 1985, In: Diabetologia. 28, 6, p. 339-342 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Lithium in drinking water and incidence of suicide: A nationwide individual-level cohort study with 22 years of follow-up
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249
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Advanced paternal age and stillbirth rate: a nationwide register-based cohort study of 944,031 pregnancies in Denmark
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229
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Estimating a population cumulative incidence under calendar time trends
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Published