His primary scientific interests are in Pregnancy, Cohort study, Pediatrics, Obstetrics and Epidemiology. Jørn Olsen has included themes like Odds ratio, Gynecology, Confidence interval and Risk factor in his Pregnancy study. The study incorporates disciplines such as Offspring, Overweight, Hazard ratio, Prospective cohort study and Attention deficit hyperactivity disorder in addition to Cohort study.
His Pediatrics research is multidisciplinary, incorporating elements of Injury prevention, Prenatal stress, Retrospective cohort study and Epilepsy. His studies in Obstetrics integrate themes in fields like Body mass index, Birth weight, Gestational age, Preeclampsia and Low birth weight. His biological study spans a wide range of topics, including Surgery, Incidence, Psychiatry, Public health and Cohort.
Jørn Olsen focuses on Pregnancy, Cohort study, Obstetrics, Pediatrics and Epidemiology. Jørn Olsen focuses mostly in the field of Pregnancy, narrowing it down to matters related to Odds ratio and, in some cases, Case-control study. He interconnects Young adult, Demography, Hazard ratio, Cohort and Risk factor in the investigation of issues within Cohort study.
The concepts of his Obstetrics study are interwoven with issues in Body mass index, Birth weight, Abortion, Gestational age and Low birth weight. His Pediatrics study combines topics from a wide range of disciplines, such as Prenatal stress and Epilepsy. His Epidemiology study incorporates themes from Cancer, Surgery, Public health and Environmental health.
His primary areas of investigation include Pregnancy, Cohort study, Obstetrics, Pediatrics and Offspring. His work carried out in the field of Pregnancy brings together such families of science as Odds ratio, Body mass index, Hazard ratio, Confidence interval and Cohort. The various areas that Jørn Olsen examines in his Cohort study study include Sibling, Young adult, Psychiatry and Demography, Menarche.
His work in Demography covers topics such as Fertility which are related to areas like Infertility. As part of one scientific family, Jørn Olsen deals mainly with the area of Obstetrics, narrowing it down to issues related to the Gestational age, and often Birth weight. His Pediatrics study also includes fields such as
Pregnancy, Cohort study, Pediatrics, Offspring and Obstetrics are his primary areas of study. His Pregnancy research includes elements of Odds ratio, Internal medicine, Endocrinology, Environmental health and Hazard ratio. His work deals with themes such as Young adult, Psychiatry, Attention deficit hyperactivity disorder, Demography and Prenatal exposure, which intersect with Cohort study.
His research in Pediatrics intersects with topics in Cohort, Confidence interval, Thyroid function, Confounding and Epilepsy. His Cohort research is multidisciplinary, incorporating perspectives in Epidemiology and Thyroid function tests. He has researched Obstetrics in several fields, including Miscarriage, Gestational age, Relative risk, Gynecology and Endocrine system.
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Randomised study of screening for colorectal cancer with faecal-occult-blood test
Ole Kronborg;Claus Fenger;Jørn Olsen;Ole Dan Jørgensen.
The Lancet (1996)
The Danish National Hospital Register. A valuable source of data for modern health sciences.
T F Andersen;M Madsen;J Jørgensen;L Mellemkjoer.
Danish Medical Bulletin (1999)
Maternal age and fetal loss: population based register linkage study
Anne-Marie Nybo Andersen;Jan Wohlfahrt;Peter Christens;Jørn Olsen.
The Danish Medical Birth Registry.
L B Knudsen;J Olsen.
Danish Medical Bulletin (1998)
Maternal lifestyle factors in pregnancy risk of attention deficit hyperactivity disorder and associated behaviors: Review of the current evidence
Karen Markussen Linnet;Søren Dalsgaard;Carsten Obel;Kirsten Wisborg.
American Journal of Psychiatry (2003)
A Population-Based Study of Measles, Mumps, and Rubella Vaccination and Autism
Kreesten Meldgaard Madsen;Anders Hviid;Mogens Vestergaard;Diana Schendel.
The New England Journal of Medicine (2002)
The Danish National Birth Cohort - its background, structure and aim:
Jørn Olsen;Mads Melbye;Sjurdur Frodi Olsen;Thorkild I.A. Sørensen.
Scandinavian Journal of Public Health (2001)
Relation between semen quality and fertility: a population-based study of 430 first-pregnancy planners
Jens Peter E Bonde;Erik Ernst;Tina Kold Jensen;Niels Henrik I Hjollund.
The Lancet (1998)
Combined associations of prepregnancy body mass index and gestational weight gain with the outcome of pregnancy
Ellen A. Nohr;Michael Vaeth;Jennifer L. Baker;Thorkild I. A. Sørensen.
The American Journal of Clinical Nutrition (2008)
Does Low Participation in Cohort Studies Induce Bias
Ellen Aagaard Nohr;Morten Frydenberg;Tine Brink Henriksen;Jorn Olsen.
Profile was last updated on December 6th, 2021.
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