Per Kragh Andersen

Per Kragh Andersen

Professor

ORCID: 0000-0003-0490-0885

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  1. 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

  2. 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

  3. 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

  4. 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. 339-344

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

  5. 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

  6. 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. 215-224

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

  7. 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

  8. 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

  9. 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. 646-655

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

  10. 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. 2

    Research output: Contribution to journal › Journal article › Research

  11. Published

    Time-dependent Covariate

    Andersen, Per Kragh, 2005, Encyclopedia of Biostatistics, second edition. 8 ed. Wiley, p. 5467-5471

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

  12. Published

    Time-dependent covariate

    Andersen, Per Kragh, 1998, Encyclopedia of Biostatistics. vol. 6. Volume 6 ed. IEEE Computer Society Press, p. 4523-4526

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

  13. 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

  14. Published

    Total time on test

    Andersen, Per Kragh & Keiding, N., 1998, Encyclopedia of Biostatistics. vol. 6. Volume 6 ed. IEEE Computer Society Press, p. 4548-4550

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

  15. 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. 781-783

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

  16. 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

  17. 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

  18. 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

  19. 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

  20. Published

    Two encyclopedia contributions

    Andersen, Per Kragh, 2003, Biostatistisk Afdeling, RR 03/5, p. 21.

    Research output: Working paper › Research

  21. Published

    Type-specific covariates in survival analysis

    Andersen, Per Kragh, 1998, Encyclopedia of Biostatistics. vol. 6. Volume 6 ed. IEEE Computer Society Press, p. 4641-4642

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

  22. 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

  23. Published

    Updated covariates in survival analysis

    Liestøl, K. & Andersen, Per Kragh, 2000, Research Report 00/7. 36 p.

    Research output: Book/Report › Report › Research

  24. 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. 3701-3714

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

  25. 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

  26. 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

  27. 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

  28. 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

  29. 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

  30. 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

  31. 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

  32. 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

  33. 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. 2189-2193

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

  34. 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. 419-421

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

  35. Published

    Weibull distribution

    Klein, J. P., Andersen, Per Kragh & Keiding, N., 1998, Encyclopedia of Biostatistics. vol. 6. IEEE Computer Society Press, p. 4734-4735

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

  36. 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

  37. 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. 139

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

  38. 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

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