Section of Biostatistics

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  1. 1998
  2. Published

    Caffeine intake and fecundability: A follow-up study among 430 Danish couples planning their first pregnancy

    Jensen, T. K., Henriksen, T. B., Hjollund, N. H. I., Scheike, Thomas, Kolstad, H., Giwercman, A., Ernst, E., Bonde, J. P., Skakkebæk, N. E. & Olsen, J., 1998, In: Reproductive Toxicology. 12, p. 289-295

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

  3. 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

  4. Published

    Calibration of Abbott AxSYM Ferritin Kit Using the WHO Human Liver Ferritin International Standard 80/602

    Milman, N., Juul-Jørgensen, B. & Bentzon, M. W., 1998, In: Eur. J. Clin. Chem. Clin. Biochem.. 35, p. 631-632

    Research output: Contribution to journal › Journal article › Research

  5. Published

    Censored data

    Andersen, Per Kragh, 1998, Encyclopedia of Biostatistics, vol. 1. IEEE Computer Society Press, p. 578-582

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

  6. 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. 580-583

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

  7. Published

    Comparison of non-parametric regression functions through their cumulatives

    Scheike, Thomas, 1998, University of Copenhagen: Department of Biostatistics. 17 p.

    Research output: Book/Report › Report › Research

  8. 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

  9. Published

    Conditioned diffusions

    Frydman, H., 1998, University of Copenhagen. 25 p.

    Research output: Book/Report › Report › Research

  10. Published

    Counting processes

    Keiding, N., 1998, Encyclopedia of Statistical Sciences. vol. 2. IEEE Computer Society Press, p. 159-166

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

  11. Published

    Cumulative regression function tests for regression models for longitudinal data

    Scheike, Thomas & Zhang, M., 1998, In: Annals of Statistics. 26, p. 1328-1355

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

  12. 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. 1707-1714

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

  13. Published

    Delayed entry

    Keiding, N., 1998, Encyclopedia of Biostatistics. vol. 2. IEEE Computer Society Press, p. 1120-1125

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

  14. 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. 270-276

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

  15. Published

    Discussion on the paper: Bayesian projection of the acquired immune deficiency syndrome epidemic by De Angelis, Gilks & Day

    Keiding, N., 1998, In: Appl. Statist.. 47, p. 485

    Research output: Contribution to journal › Comment/debate › Research

  16. Published

    Effect of social class on tumour size at diagnosis and surgical treatment in Danish women with breast cancer.

    Nørredam, Marie Louise, Grønvold, Mogens, Petersen, Jørgen Holm & Krasnik, Allan, 1998, In: Social Science & Medicine. 47, 11, p. 1659-1663 5 p.

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

  17. 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. 1475-1484

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

  18. Published

    Event history analysis and infeerence from observational epidemiology

    Keiding, N., 1998, University of Copenhagen: Department of Biostatistics. 17 p.

    Research output: Book/Report › Report › Research

  19. Published

    Exponential distribution

    Klein, J. P., Andersen, Per Kragh & Keiding, N., 1998, Encyclopedia of Biostatistics. vol. 2. IEEE Computer Society Press, p. 1447-1448

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

  20. Published

    Ghosts

    Keiding, N., 1998, Encyclopedia of Biostatistics. vol. 2. IEEE Computer Society Press, p. 1719-1720

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

  21. Published

    Grenander estimators

    Keiding, N., 1998, Encyclopedia of Biostatistics. vol. 2. IEEE Computer Society Press, p. 1780-1781

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

  22. Published

    Hazard plotting

    Gill, R. D. & Keiding, N., 1998, Encyclopedia of Biostatistics. vol. 3. IEEE Computer Society Press, p. 1815-1817

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

  23. Published

    Hazard ratio estimator

    Andersen, Per Kragh, 1998, Encyclopedia of Biostatistics, vol. 3. IEEE Computer Society Press, p. 1829-1831

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

  24. Published

    Historical controls in survival analysis

    Keiding, N., 1998, Encyclopedia of Biostatistics. vol. 3. IEEE Computer Society Press, p. 1927-1931

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

  25. Published

    Incidence-prevalence relationships

    Keiding, N., 1998, Encyclopedia of Biostatistics. vol. 3. IEEE Computer Society Press, p. 2004-2007

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

  26. Published

    Influence of weigth, age and puberty on bone size and bone mineral content in healthy children and adolescents.

    Mølgaard, C., Thomsen, B. L. & Michaelsen, K., 1998, In: Acta Paediatr.. 87, p. 494-499

    Research output: Contribution to journal › Journal article › Research

  27. Published

    Interpreting parameters in the logistic regression model with random effects

    Larsen, K., Petersen, Jørgen Holm, Budtz-Jørgensen, E. & Endahl, L., 1998, University of Copenhagen: Department of Biostatistics. 29 p.

    Research output: Book/Report › Report › Research

  28. Published

    Intestinal parasites in swine in the Nordic countries: Prevalence and geographical distribution

    Roepstorff, A., Nilsson, O., Oksanen, A., Gjerde, B., Richter, S. H., Örtenberg, E., Christensson, D., Martinsson, K. B., Bartlett, P. C., Nansen, P., Eriksen, L., Helle, O., Nikander, S. & Larsen, K., 1998, In: Veterinary Parasitology. 76, p. 305-319

    Research output: Contribution to journal › Journal article › Research

  29. 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. 363

    Research output: Contribution to journal › Letter › Research

  30. Published

    Letter to the editor: Re: Neural networks and the roles of cross validation

    Hilden, J., 1998, In: Medical Decision Making. 18, p. 122

    Research output: Contribution to journal › Journal article › Research

  31. Published

    Lexis diagram

    Keiding, N., 1998, Encyclopedia of Biostatistics. vol. 3. IEEE Computer Society Press, p. 2232-2234

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

  32. Published

    Likelihood ratios for evaluating DNA evidence,when the suspect is found through a database search

    Stockmarr, A., 1998, University of Copenhagen: Department of Biostatistics. 24 p.

    Research output: Book/Report › Report › Research

  33. Published

    Logistic regression in diagnostic data analysis: Combining adequate modeling with improved layout

    Styerberg, E. W., Eijkemans, M. J. C. & Hilden, J., 1998, 20th Anniversary Meeting of The Society for Medical Decision Making. Massachusetts: Hyatt Regency Cambridge

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

  34. Published

    Logrank test

    Keiding, N., 1998, Encyclopedia of Biostatistics, vol. 3. IEEE Computer Society Press, p. 2351

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

  35. Published

    Long-term postoperative cognitive dysfunction in the elderly: ISPOCD1 study

    Moller, J. T., Cluitmans, P. J., Rasmussen, L. S., Houx, P., Rasmussen, H., Canet, J., Rabbitt, P., Jolles, J., Larsen, K., Hanning, C. D., Langeron, O., Johnson, T. D., Lauven, P. M., Kristensen, P. A., Biedler, A., van Beem, H., Fraidakis, O., Silverstein, J. H., Beneken, J. E. W. & Gravenstein, J. S., 1998, In: The Lancet. 351, p. 857-861

    Research output: Contribution to journal › Journal article › Research

  36. Published

    Longitudinal reproductive hormone profiles in infants: Peak of inhibin b levels in infant boys exceeds levels in adult men

    Andersson, A., Toppari, J., Haavisto, A., Petersen, Jørgen Holm, Simell, T., Simell, O. & Skakkebæk, N. E., 1998, In: Journal of Clinical Endocrinology and Metabolism. 83, p. 675-681

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

  37. 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

  38. 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. 27-32

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

  39. Published

    Neuroleptics in progressive structural brain abnormalities in psychiatric illness

    Madsen, A. L., Keiding, N., Karle, A., Esbjerg, S. & Hemmingsen, Ralf Peter, 1998, In: Lancet. 352, p. 784-785

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

  40. Published

    Organochlorine exposure and risk of breast cancer

    Høyer, A. P., Grandjean, P., Jørgensen, T., Brock, J. W. & Hartvig, H. B., 1998, In: The Lancet. 352, p. 1816-1820

    Research output: Contribution to journal › Journal article › Research

  41. 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. 101-108

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

  42. Published

    Progress of mephysema in severe (alpha1)-antitrypsin deficiency as assessed by annual CT

    Dirksen, A., Friis, M., Olesen, K. P., Skovgaard, Lene Theil & Sørensen, K., 1998, In: Acta Radiologica. 38, p. 1-8

    Research output: Contribution to journal › Journal article › Research

  43. Published

    Prohpylactic ephedrine attenuates the hemodynamic response to propofol in elderly female patients

    Michelsen, I., Helbo-Hansen, H. S., Køhler, F., Lorenzen, A., Rydlund, E. & Bentzon, M. W., 1998, In: Anesth. Analg.. 86, p. 477-481

    Research output: Contribution to journal › Journal article › Research

  44. Published

    Proportional hazards, overview

    Andersen, Per Kragh, 1998, Encyclopedia of Biostatistics, vol. 5. IEEE Computer Society Press, p. 3555

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

  45. 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. 5178-5182

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

  46. Published

    Quality adjusted survival analysis with repeated quality of life measures

    Glasziou, P. O., Cole, B. F., Gelber, R. D., Hilden, J. & Simes, R. J., 1998, In: Statistics in Medicine. 17, p. 1215-1229

    Research output: Contribution to journal › Journal article › Research

  47. 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. 23-28

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

  48. Published

    Relation between semen quality and fertility: a population-based study of 430 first-pregnancy planners.

    Bonde, J. P. E., Ernst, E., Jensen, T. K., Hjøllund, N. H. I., Kolstad, H., Henriksen, T. B., Scheike, Thomas, Giwercman, A. J., Olsen, J. & Skakkebæk, N. E., 1998, In: Lancet. 352, p. 1172-1177

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

  49. Published

    Residual neuromuscular block is a risk factor for postoperative pulmonary complications

    Berg, H., Viby-Mogensen, J., Roed, J., Mortensen, C. R., Engbæk, J., Skovgaard, Lene Theil & Krintel, J. J., 1998, In: Acta Anaesthesiologica Scandinavica. 41, p. 1-9

    Research output: Contribution to journal › Journal article › Research

  50. 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

  51. Published

    Sampling corrected analysis of dynamic additive regression models for longitudinal data

    Martinussen, T. & Scheike, Thomas, 1998, University of Copenhagen: Department of Biostatistics. 25 p.

    Research output: Book/Report › Report › Research

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