Per Kragh Andersen

Per Kragh Andersen

Professor

ORCID: 0000-0003-0490-0885

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  1. 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

  2. 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

  3. 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

  4. 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

  5. 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

  6. 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

  7. 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

  8. 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

  9. 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

  10. 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. 4034-4038

    Research output: Contribution to journal › Journal article › Research › peer-review

  11. 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

  12. Published

    Repeated assessment of risk factors in survival analysis

    Andersen, Per Kragh, 1992, In: Statistical Methods in Medical Research. 1, p. 297-315

    Research output: Contribution to journal › Journal article › Research › peer-review

  13. 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

  14. 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

  15. 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

  16. 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. 1325-30

    Research output: Contribution to journal › Journal article › Research › peer-review

  17. 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. 49-55

    Research output: Contribution to journal › Journal article › Research › peer-review

  18. 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

  19. 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

  20. 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. 1099-1105

    Research output: Contribution to journal › Journal article › Research › peer-review

  21. 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

  22. 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

  23. 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

  24. 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

  25. 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. 1079-1084

    Research output: Contribution to journal › Journal article › Research › peer-review

  26. 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

  27. Published

    Risk set

    Andersen, Per Kragh, 1998, Encyclopedia of Biostatistics, vol. 5. Volume 5 ed. IEEE Computer Society Press, p. 3857-3858

    Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

  28. 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

  29. 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. 69-75

    Research output: Contribution to journal › Journal article › Research › peer-review

  30. 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

  31. 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, Freedman, L., Gail, M., Goetghebeur, E., Gustafson, P., Harrell, F., Huebner, M., Jenkner, C., Kipnis, V., Kuechenhoff, H., Cessie, S. L., Lee, K., Macaskill, P., Moodie, E., Pearce, N., Quantin, C., Rahnenfuehrer, J., Royston, P., Sauerbrei, W., Schumacher, M., Sekula, P., Stefanski, L., Steyerberg, E., Therneau, T., Tilling, K., Vach, W., Vickers, A., Wacholder, S., Waernbaum, I., White, I. & Woodward, M., 30 Dec 2014, In: Statistics in Medicine. 33, 30, p. 5413-5432 20 p.

    Research output: Contribution to journal › Journal article › Research › peer-review

  32. 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

  33. Published

    Sammenhænge, risici, behandlingseffekter - kan vi stole på forskningsresultaterne?

    Ditlevsen, Susanne, Sørensen, Helle & Andersen, Per Kragh, 2018, In: Practicus. 241, p. 8-9

    Research output: Contribution to journal › Journal article › Research

  34. Published

    Score test of homogeneity for survival data

    Commenges, D. & Andersen, Per Kragh, 1995, In: Lifetime Data Analysis. 1, p. 145-156

    Research output: Contribution to journal › Journal article › Research › peer-review

  35. 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

  36. 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

  37. 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

  38. 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

  39. 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. 125-132

    Research output: Contribution to journal › Journal article › Research › peer-review

  40. 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

  41. 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

  42. 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. 368-373

    Research output: Contribution to journal › Journal article › Research › peer-review

  43. 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

  44. 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

  45. 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

  46. 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. 221-229

    Research output: Contribution to journal › Journal article › Research › peer-review

  47. 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

  48. 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

  49. 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

  50. 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

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