Section of Biostatistics

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  1. 1998
  2. Published

    Selection effects and nonproportional hazards in survival models and models for repeated events

    Keiding, N., 1998, University of Copenhagen: Department of Biostatistics. 12 p.

    Research output: Book/Report › Report › Research

  3. Published

    Spatial and spatio-temporal models for weed abundance

    Jensen, A. B., 1998, University ofCopenhagen: Department of Biostatistics.

    Research output: Book/Report › Ph.D. thesis › Research

  4. Published

    Survival analysis, overview

    Andersen, Per Kragh & Keiding, N., 1998, Encyclopedia of Biostatistics. vol. 6. IEEE Computer Society Press, p. 4452-4461

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

  5. 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. 1180-1185

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

  6. Published

    Testing local independence between two point processes

    Allard, D., Jensen, A. B. & Chadouf, J., 1998, University of Copenhagen: Department of Biostatistics. 27 p.

    Research output: Book/Report › Report › Research

  7. Published

    The Copenhagen Neck Functional Disability Scale: A study of reliability and validity

    Jordan, A., Manniche, C., Mosdal, C. & Hindsberger, C., 1998, In: Journal of Manipulative and Physiological Therapeutics. 21, p. 520-526

    Research output: Contribution to journal › Journal article › Research

  8. Published

    The Cox regression model for claims data in non-life insurance

    Keiding, N., Andersen, C. & Fledelius, P., 1998, In: ASTIN Bulletin - Actuarial Studies in non Life Insurance. 28, p. 95-118

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

  9. Published

    The acid-labile subunit of human ternary insulin-like growth factor binding protein complex in serum: Hepatosplanchnic release, diurnal variation, circulating concentrations in healthy subjects, and diagnostic use in pts with growth hormone deficiency

    Juul, A., Møller, S., Mosfeldt-Laursen, E., Rasmussen, M. H., Scheike, Thomas, Pedersen, S. A., Kastrup, K. W., Yu, H., Mistry, J., Rasmussen, S., Müller, J., Henriksen, J. & Skakkebæk, N. E., 1998, In: Journal of Clinical Endocrinology and Metabolism. 83, p. 4408-4415

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

  10. Published

    Time Origin, choice of

    Keiding, N., 1998, Encyclopedia of Biostatistics. vol. 6. IEEE Computer Society Press, p. 4532-4533

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

  11. 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

  12. Published

    Time-dependent treatment initiation and informative right-censoring

    Parner, J. & Keiding, N., 1998, University of Copenhagen: Department of Biostatistics. 27 p.

    Research output: Book/Report › Report › Research

  13. 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

  14. Published

    Twenty-Four-Hour Respiratory Quotient: The role of diet and familial resemblance

    Toubro, S., Sørensen, T. I. A., Hindsberger, C., Christensen, N. J. & Astrup, A., 1998, In: Journal of Clinical Endocrinology and Metabolism. 83, p. 2758-2764

    Research output: Contribution to journal › Journal article › Research

  15. 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

  16. Published

    Visual outcomes of cataract surgery in the United States, Canada, Denmark, and Spain

    Nørregaard, J. C., Hindsberger, C., Alonso, J., Bellan, L., Bernth-Petersen, P., Black, C., Dunn, E., Andersen, T. F., Espallargues, M. & Anderson, G. F., 1998, In: Archives of Ophthalmology. 116, p. 1095-1100

    Research output: Contribution to journal › Journal article › Research

  17. 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

  18. Published

    Year of birth and sperm count in 10 Danish occupational studies

    Bonde, Jens Peter, Jensen, T. K., Larsen, S. B., Abell, A., Scheike, Thomas, Hjøllund, N. H. I., Kolstad, H. A., Ernst, E., Giwercman, A., Skakkebæk, Niels Erik, Keiding, N. & Olsen, J., 1998, In: Scandinavian Journal of Work, Environment & Health. 24, 5, p. 407-413 7 p.

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

  19. Published

    Re: The relationship of sperm counts to birth rates: A population based study

    Keiding, N. & Skakkebæk, Niels Erik, Jun 1998, In: Journal of Urology. 159, 6, p. 2103-2103 1 p.

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

  20. Published

    Selection Biases in Semen Study?

    Skakkebæk, Niels Erik, Giwercman, A., Jensen, T. K., Carlsen, E., Jørgensen, N. & Keiding, N., Jun 1998, In: Fertility & Sterility. 69, 6, p. 1158-1159 2 p.

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

  21. Published

    The effect of two frequent amino acid variants of the hepatocyte nuclear factor-1α gene on estimates of the pancreatic β-cell function in Caucasian glucosetolerant first-degree relatives of type 2 diabetic patients

    Urhammer, Søren Asger, Møller, Ann, Nyholm, B., Ekstrøm, Claus Thorn, Eiberg, Hans Rudolf Lytchoff, Clausen, J. O., Hansen, Torben, Pedersen, Oluf Borbye & Schmitz, O., 20 Nov 1998, In: Journal of Clinical Endocrinology and Metabolism. 83, 11, p. 3992-3995 4 p.

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

  22. Published

    The Ala/Va198 polymorphism of the hepatocyte nuclear factor-1α gene contributes to the interindividual variation in serum C-peptide response during an oral glucose tolerance test: Evidence from studies of 231 glucose- tolerant first degree relatives of type 2 diabetic probands

    Urhammer, Søren Asger, Hansen, Torben, Ekstrøm, Claus Thorn, Eiberg, Hans Rudolf Lytchoff & Pedersen, Oluf Borbye, 1 Dec 1998, In: Journal of Clinical Endocrinology and Metabolism. 83, 12, p. 4506-4509 4 p.

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

  23. 1999
  24. Published

    A randomized clinical trial of α1-antitrypsin augmentation therapy

    Dirksen, A., Dijkman, J. H., Madsen, F., Stoel, B., Hutchison, D. C. S., Ulrik, Charlotte Suppli, Skovgaard, Lene Theil, Kok-Jensen, A., Rudolphus, A., Seersholm, N., Vrooman, H. A., Reiber, J. H. C., Hansen, N. C., Heckscher, T., Viskum, K. & Stolk, J., 1999, In: American Journal of Respiratory and Critical Care Medicine. 160, 5 I, p. 1468-1472 5 p.

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

  25. Published

    A semiparametric additive regression model for longitudinal data.

    Martinussen, T. & Scheike, Thomas, 1999, In: Biometrika. 86, p. 691-702

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

  26. 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

  27. Published

    Analysis of time-to-pregnancy data.

    Keiding, N., 1999, In: Scandinavian Journal of Work, Environment & Health. 25, p. 10-11

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

  28. Published

    Analytical quality, performance indices and laboratory service

    Hilden, J. & Magid, E., 1999, In: Scand. J. Clin. Lab. Invest.. 59, p. 555-558

    Research output: Contribution to journal › Journal article › Research

  29. Published

    Benchmark modeling of the Faroese methylmercury data

    Budtz-Joergensen, Esben, Keiding, N. & Grandjean, P., 1999, Museum Tusculanum. 15 p.

    Research output: Book/Report › Report › Research

  30. Published

    Biomarkers for exposure to ambient air pollution--comparison of carcinogen-DNA adduct levels with other exposure markers and markers for oxidative stress

    Autrup, H., Daneshvar, B., Dragsted, Lars Ove, Gamborg, Michael Orland, Hansen, Å. M., Loft, Steffen, Okkels, H., Nielsen, F., Nielsen, P. S., Raffn, E., Wallin, H. & Knudsen, Lisbeth E., 1999, In: Environmental Health Perspectives. 107, 3, p. 233-8 5 p.

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

  31. Published

    Bonsel and Væth estimators of expected survival curves.

    Keiding, N. & Thomsen, B. L., 1999, Encyclopedia of Statistical Sciences. Update volume 3.. IEEE Computer Society Press, p. 228-230

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

  32. Published

    Book review of: SPSS Analysis with Anguish (S.J. Coakes and L.G. Steed)

    Petersen, Jørgen Holm, 1999, In: Statistics in Medicine. 18, p. 2984-2985

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

  33. Published

    Breast cancer risk among women with psychiatric admission with affective or neurotic disorders: a nationwide cohort study in Denmark

    Hjerl, K. M., Andersen, Elisabeth Anne Wreford, Keiding, N., Sawitz, A. R., Olsen, J. H., Mortensen, P. B. & Jørgensen, T., 1999, In: British Journal of Cancer. 81(5), p. 907-911

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

  34. Published

    Brief communication: Evoked potentials in Faorese children prenatally exposed to methylmercury.

    Murata, K., Weihe, P., Araki, S., Budtz-Jørgensen, E. & Grandjean, P., 1999, In: Neurotoxicology and Teratology. 21, p. 471-472

    Research output: Contribution to journal › Journal article › Research

  35. 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. 1492-1495

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

  36. Published

    Cannabis og graviditet

    Balle, J., Olofsson, M. J. & Hilden, J., 1999, In: Ugeskrift for læger. 161, p. 5024-28

    Research output: Contribution to journal › Journal article › Research

  37. Published

    Causal reasoning and time-dependendt confounding

    Parner, J., 1999, Biostatistisk Afdeling, Københavns Universitet. 136 p.

    Research output: Book/Report › Ph.D. thesis › Research

  38. Published

    Causal reasoning from longitudinal data.

    Parner, J. & Arjas, E., 1999, Research Report A27. 29 p.

    Research output: Book/Report › Report › Research

  39. Published

    Chromosomal aberrations in humans induced by urban air pollution: influence of DNA repair and polymorphisms of glutathione S-transferase M1 and N-acetyltransferase 2

    Knudsen, Lisbeth E., Norppa, H., Gamborg, Michael Orland, Nielsen, P. S., Okkels, H., Soll-Johanning, H., Raffn, E., Järventaus, H. & Autrup, H., 1999, In: Cancer Epidemiology, Biomarkers & Prevention. 8, 4 Pt 1, p. 303-10 7 p.

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

  40. Published

    Comparing reference charts.

    Scheike, Thomas, Zhang, M. & Juul, A., 1999, In: Biometrical Journal. 41, p. 679-687

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

  41. Published

    Comparison of non-parametric regression functions through their cumulatives.

    Scheike, Thomas, 1999, In: Statistics & Probability Letters. 46, p. 21-32

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

  42. Published

    Decline of semen quality during the last 50 years and possible links with environmental chemicals.

    Keiding, N., 1999, In: Statistics for the Environment. 4, p. 192-208

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

  43. 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. 176-185

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

  44. Published

    Design of limiting dilution analysis experiments for helper T lymphocyte precursor frequency determination in the context of allogeneic bone marrow transplantation.

    Russel, C. A., Brøndsted, L. & Vindeløv, L. L., 1999, In: Journal of Immunological Methods. 225, p. 113-124

    Research output: Contribution to journal › Journal article › Research

  45. Published

    Development of the obesity epidemic in Denmark: Cohort, time and age effects among boys born 1930-1975.

    Thomsen, B. L., Ekstrøm, C. T. & Sørensen, T. I. A., 1999, In: International Journal of Obesity. 23, p. 693-701

    Research output: Contribution to journal › Journal article › Research

  46. Published

    Discussion of Invited Paper Meeting 52: Statistical Programming Environments.

    Dalgaard, P., 1999, Bulletin of the International Statistical Institute.. International Statistical Institute, p. 149-150

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

  47. Published

    Diurnal rhythm in serum levels of inhibin B in normal men: Relation to testicular steroids and gonadotropins.

    Carlsen, E., Olsson, C., Petersen, Jørgen Holm, Andersson, A. & Skakkebæk, N. E., 1999, In: Journal of Clinical Endocrinology and Metabolism. 84, p. 1664-1669

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

  48. Published

    Effect of active compression-decompression resuscitation (ACD-CPR) on survival: a combined analysis using individual patient data

    Mauer, D., Nolan, J., Plaisance, P., Sitter, H., Benoit, H., Stiell, I. G., Sofianos, E., Keiding, N. & Lurie, K. G., 1999, In: Resuscitation. 41, p. 249-256

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

  49. 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. 603-608

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

  50. Published

    Efficient estimation of fixed and time-varying covariate effects in multiplicative intensity models

    Martinussen, T., Scheike, Thomas & Skovgaard, I. M., 1999, Research Report 99/3. 24 p.

    Research output: Book/Report › Report › Research

  51. Published

    Epidemiology of juvenile chronic arthritis: Risk dependent on sibship, parental income, and housing.

    Nielsen, H. E., Dørup, J., Herlin, T., Larsen, K., Nielsen, S. & Pedersen, F. K., 1999, In: J.Rheumatol.. 26, p. 1600-1605

    Research output: Contribution to journal › Journal article › Research

  52. Published

    Estimating time to pregnancy from current durations in a cross-sectional sample

    Keiding, N., Hartvig, H. B., Tvede, M. & Juul, S., 1999, Museum Tusculanum. 27 p.

    Research output: Book/Report › Report › Research

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