Sjurdur F. Olsen

Sjurdur F. Olsen

Professor


  1. 2006
  2. Published

    Fish oil in various doses or flax oil in pregnancy and timing of spontaneous delivery: A randomised controlled trial

    Knudsen, V. K., Hansen, Harald S., Østerdal, M. L., Mikkelsen, T. B., Mu, Huiling & Olsen, Sjurdur F., 1 May 2006, In: Ny Poetik (ISSN 0908-1410). 113, 5, p. 536-543 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. 2007
  4. Published

    Birth weight and systolic blood pressure in adolescence and adulthood: meta-regression analysis of sex- and age-specific results from 20 Nordic studies

    Gamborg, M., Byberg, L., Rasmussen, F., Andersen, P. K., Baker, J. L., Bengtsson, C., Canoy, D., Drøyvold, W., Eriksson, J. G., Forsén, T., Gunnarsdottir, I., Järvelin, M., Koupil, I., Lapidus, L., Nilsen, T. I., Olsen, Sjurdur F., Schack-Nielsen, L., Thorsdottir, I., Tuomainen, T. & Sørensen, T. I. A., 2007, In: American Journal of Epidemiology. 166, 6, p. 634-645 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Data collected on maternal dietary exposures in the Danish National Birth Cohort

    Olsen, Sjurdur F., Mikkelsen, T. B., Knudsen, V. K., Orozova-Bekkevold, I., Halldórsson, T. I., Strøm, M. & Østerdal, M. L., 2007, In: Paediatric and Perinatal Epidemiology. 21, 1, p. 76-86 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Diet during pregnancy and risk of preeclampsia or gestational hypertension

    Oken, E., Ning, Y., Rifas-Shiman, S. L., Rich-Edwards, J. W., Olsen, Sjurdur F. & Gillman, M. W., 2007, In: Annals of Epidemiology. 17, 9, p. 663-8 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Dietary fat intakes for pregnant and lactating women

    Koletzko, B., Cetin, I., Brenna, J. T. & Members of the Perinatal Lipid Intake Working Group, M. O. T. P. L. I. W. G., 2007, In: British Journal of Nutrition. 98, 5, p. 873-877 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Duration of pregnancy in relation to fish oil supplementation and habitual fish intake: a randomised clinical trial with fish oil

    Olsen, Sjurdur F., Østerdal, M., Salvig, J., Weber, T., Tabor, A. & Secher, N. J., 2007, In: European Journal of Clinical Nutrition. 61, 8, p. 976-85

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Folic acid and birth malformations

    Bille, C., Murray, J. C. & Olsen, Sjurdur F., 2007, In: British Medical Journal. 334, 7591, p. 433-434 2 p.

    Research output: Contribution to journalEditorialResearchpeer-review

  10. Published

    Iron supplement use among Danish pregnant women

    Knudsen, V. K., Hansen, Harald S., Ovesen, L., Mikkelsen, T. B. & Olsen, Sjurdur F., 2007, In: Public Health Nutrition. 10, 10, p. 1104-1110 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Is high consumption of fatty fish during pregnancy a risk factor for fetal growth retardation? A study of 44,824 Danish pregnant women

    Halldorsson, T. I., Meltzer, H. M., Thorsdottir, I., Knudsen, V. & Olsen, Sjurdur F., 2007, In: American Journal of Epidemiology. 166, 6, p. 687-96 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    Milk consumption during pregnancy is associated with increased infant size at birth: prospective cohort study

    Olsen, Sjurdur F., Halldorsson, T. I., Willett, W. C., Knudsen, V. K., Gillman, M. W., Mikkelsen, T. B., Olsen, J. & NUTRIX Consortium, N. C., 2007, In: The American Journal of Clinical Nutrition. 86, 4, p. 1104-10 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  13. Oral clefts and life style factors--a case-cohort study based on prospective Danish data

    Bille, C., Olsen, J., Vach, W., Knudsen, V. K., Olsen, Sjurdur F., Rasmussen, K., Murray, J. C., Nybo Andersen, Anne-Marie & Christensen, K., 2007, In: European Journal of Epidemiology. 22, 3, p. 173-181 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Relative validity of fruit and vegetable intake estimated by the food frequency questionnaire used in the Danish National Birth Cohort

    Mikkelsen, T. B., Olsen, Sjurdur F., Rasmussen, S. E. & Osler, Merete, 2007, In: Scandinavian Journal of Public Health. 35, 2, p. 172-179 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Validity of preeclampsia-related diagnoses recorded in a national hospital registry and in a postpartum interview of the women

    Klemmensen, Å. K., Olsen, Sjurdur F., Østerdal, M. L. & Tabor, A., 2007, In: American Journal of Epidemiology. 166, 2, p. 117-124 8 p.

    Research output: Contribution to journalReviewResearchpeer-review

  16. Østerdal et al. respond to "identifying women with hypertension during pregnancy"

    Østerdal, M. L., Klemmensen, Å. K., Tabor, A. & Olsen, Sjurdur F., 2007, In: American Journal of Epidemiology. 166, 2, p. 128-129 2 p.

    Research output: Contribution to journalComment/debateResearchpeer-review

  17. 2008
  18. Association between a Mediterranean-type diet and risk of preterm birth among Danish women: a prospective cohort study

    Mikkelsen, T. B., Osterdal, M. L., Knudsen, V. K., Haugen, M., Meltzer, H. M., Bakketeig, L. & Olsen, Sjurdur F., 2008, In: Acta Obstetricia et Gynecologica Scandinavica. 87, 3, p. 325-30 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    Associations of maternal fish intake during pregnancy and breastfeeding duration with attainment of developmental milestones in early childhood: a study from the Danish National Birth Cohort

    Oken, E., Østerdal, M. L., Gillman, M. W., Knudsen, V. K., Halldorsson, T. I., Strøm, M., Bellinger, D. C., Hadders-Algra, M., Michaelsen, Kim F. & Olsen, Sjurdur F., 2008, In: American Journal of Clinical Nutrition. 88, 3, p. 789-796 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. Dietary predictors of perfluorinated chemicals: A study from the Danish National Birth Cohort

    Halldorsson, T. I., Fei, C., Olsen, J., Lipworth, L., Mclaughlin, J. K. & Olsen, Sjurdur F., 2008, In: Environmental Science and Technology. 42, 23, p. 8971-8977 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Does leisure time physical activity in early pregnancy protect against pre-eclampsia? Prospective cohort in Danish women

    Østerdal, M. L., Strøm, M., Klemmensen, A. K., Knudsen, V. K., Juhl, M., Halldorsson, T. I., Nybo Andersen, Anne-Marie, Magnus, P. & Olsen, Sjurdur F., 2008, In: British Journal of Obstetrics and Gynecology. 116, 1, p. 98-107 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Fish oil intake compared with olive oil intake in late pregnancy and asthma in the offspring: 16 y of registry-based follow-up from a randomized controlled trial

    Olsen, Sjurdur F., Østerdal, M. L., Salvig, J. D., Mortensen, L. M., Rytter, D., Secher, N. J. & Henriksen, T. B., 2008, In: American Journal of Clinical Nutrition. 88, 1, p. 167-75 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Folic acid for the prevention of neural tube defects: The Danish experience

    Olsen, Sjurdur F. & Knudsen, V. K., 2008, In: Food and Nutrition Bulletin. 29, 2 SUPPL., p. S205-S209

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published

    Linking exposure to polychlorinated biphenyls with fatty fish consumption and reduced fetal growth among Danish pregnant women: A cause for concern?

    Halldorsson, T. I., Thorsdottir, I., Meltzer, H. M., Nielsen, F. & Olsen, Sjurdur F., 2008, In: American Journal of Epidemiology. 168, 8, p. 958-965 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Major dietary patterns in pregnancy and fetal growth

    Knudsen, V. K., Orozova-Bekkevold, I. M., Mikkelsen, T. B., Wolff, S. & Olsen, Sjurdur F., 2008, In: European Journal of Clinical Nutrition. 62, 4, p. 463-470 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. Mediterranean-type diet and risk of preterm birth among women in the Norwegian Mother and Child Cohort Study (MoBa): A prospective cohort study

    Haugen, M., Meltzer, H. M., Brantsaeter, A. L., Mikkelsen, T., Østerdal, M. L., Alexander, J., Olsen, Sjurdur F. & Bakketeig, L., 2008, In: Acta Obstetricia et Gynecologica Scandinavica. 87, 3, p. 319-324 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. Recreational physical activity and the risk of preeclampsia: A prospective cohort of Norwegian women

    Magnus, P., Trogstad, L., Owe, K. M., Olsen, Sjurdur F. & Nystad, W., 2008, In: American Journal of Epidemiology. 168, 8, p. 952-957 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  28. 2009
  29. Published

    Association of periconceptional multivitamin use with reduced risk of preeclampsia among normal-weight women in the Danish National Birth Cohort

    Catov, J. M., Nohr, E. A., Bodnar, L. M., Knudson, V. K., Olsen, Sjurdur F. & Olsen, J., 2009, In: American Journal of Epidemiology. 169, 11, p. 1304-1311 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

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ID: 916552