Olof Stephansson

Summary

Affiliation: Karolinska Institutet
Country: Sweden

Publications

  1. ncbi request reprint The influence of interpregnancy interval on the subsequent risk of stillbirth and early neonatal death
    Olof Stephansson
    Department of Medical Epidemiology, Karolinska Institutet, Stockholm, Sweden
    Obstet Gynecol 102:101-8. 2003
  2. pmc Drug use during pregnancy in Sweden - assessed by the Prescribed Drug Register and the Medical Birth Register
    Olof Stephansson
    Clinical Epidemiology Unit and Centre for Pharmacoepidemiology, Department of Medicine, Karolinska University Hospital and Institutet, Stockholm, Sweden
    Clin Epidemiol 3:43-50. 2011
  3. doi request reprint Selective serotonin reuptake inhibitors during pregnancy and risk of stillbirth and infant mortality
    Olof Stephansson
    Centre for Pharmacoepidemiology and Clinical Epidemiology Unit, Department of Medicine Solna, Karolinska Institutet, Stockholm, Sweden
    JAMA 309:48-54. 2013
  4. doi request reprint Perinatal risk factors for childhood testicular germ-cell cancer: a Nordic population-based study
    Olof Stephansson
    Clinical Epidemiology Unit and Centre for Pharmacoepidemiology, Department of Medicine, Karolinska University Hospital and Institute, Stockholm, Sweden
    Cancer Epidemiol 35:e100-4. 2011
  5. ncbi request reprint Crohn's disease is a risk factor for preterm birth
    Olof Stephansson
    Clinical Epidemiology Unit and Centre for Pharmacoepidemiology, Department of Medicine, Karolinska University Hospital and Institutet, Stockholm, Sweden
    Clin Gastroenterol Hepatol 8:509-15. 2010
  6. pmc Risk of breast cancer among daughters of mothers with diabetes: a population-based cohort study
    Olof Stephansson
    Clinical Epidemiology Unit, Department of Medicine, Solna, Karolinska University Hospital and Institute, T2, Stockholm, SE 171 76, Sweden
    Breast Cancer Res 12:R14. 2010
  7. doi request reprint Endometriosis, assisted reproduction technology, and risk of adverse pregnancy outcome
    Olof Stephansson
    Clinical Epidemiology Unit and Centre for Pharmacoepidemiology, Department of Medicine, Karolinska University Hospital and Institute, Stockholm, Sweden
    Hum Reprod 24:2341-7. 2009
  8. doi request reprint Congenital abnormalities and other birth outcomes in children born to women with ulcerative colitis in Denmark and Sweden
    Olof Stephansson
    Clinical Epidemiology Unit and Centre for Pharmacoepidemiology, Department of Medicine, Karolinska University Hospital and Institutet, Stockholm, Sweden
    Inflamm Bowel Dis 17:795-801. 2011
  9. pmc Risk of adverse pregnancy outcomes in women with polycystic ovary syndrome: population based cohort study
    Nathalie Roos
    Department of Women s and Children s Health, Division of Obstetrics and Gynaecology, Karolinska Institutet, Karolinska University Hospital, H2 01, SE 171 76 Stockholm, Sweden
    BMJ 343:d6309. 2011
  10. pmc Pregnancy outcome and risk of celiac disease in offspring: a nationwide case-control study
    Karl Mårild
    Astrid Lindgren Children s Hospital, Solna, Sweden
    Gastroenterology 142:39-45.e3. 2012

Detail Information

Publications38

  1. ncbi request reprint The influence of interpregnancy interval on the subsequent risk of stillbirth and early neonatal death
    Olof Stephansson
    Department of Medical Epidemiology, Karolinska Institutet, Stockholm, Sweden
    Obstet Gynecol 102:101-8. 2003
    ..To study whether interpregnancy interval is associated with increased risks of stillbirth and early neonatal death and whether this possible association is confounded by maternal characteristics and previous reproductive history...
  2. pmc Drug use during pregnancy in Sweden - assessed by the Prescribed Drug Register and the Medical Birth Register
    Olof Stephansson
    Clinical Epidemiology Unit and Centre for Pharmacoepidemiology, Department of Medicine, Karolinska University Hospital and Institutet, Stockholm, Sweden
    Clin Epidemiol 3:43-50. 2011
    ..The purpose of this research is to study drug use during pregnancy in Sweden and agreement between use according to antenatal medical records and dispensed drugs from a pharmacy database...
  3. doi request reprint Selective serotonin reuptake inhibitors during pregnancy and risk of stillbirth and infant mortality
    Olof Stephansson
    Centre for Pharmacoepidemiology and Clinical Epidemiology Unit, Department of Medicine Solna, Karolinska Institutet, Stockholm, Sweden
    JAMA 309:48-54. 2013
    ..However, the risk of stillbirth and infant mortality when accounting for previous maternal psychiatric disease remains unknown...
  4. doi request reprint Perinatal risk factors for childhood testicular germ-cell cancer: a Nordic population-based study
    Olof Stephansson
    Clinical Epidemiology Unit and Centre for Pharmacoepidemiology, Department of Medicine, Karolinska University Hospital and Institute, Stockholm, Sweden
    Cancer Epidemiol 35:e100-4. 2011
    ..The aim of the study was to investigate the association between perinatal characteristics and childhood testicular germ-cell cancer...
  5. ncbi request reprint Crohn's disease is a risk factor for preterm birth
    Olof Stephansson
    Clinical Epidemiology Unit and Centre for Pharmacoepidemiology, Department of Medicine, Karolinska University Hospital and Institutet, Stockholm, Sweden
    Clin Gastroenterol Hepatol 8:509-15. 2010
    ..However, the few studies assessing this risk have had small sample sizes and limitations. We examined outcomes of pregnancy among a large cohort of primiparous women with CD...
  6. pmc Risk of breast cancer among daughters of mothers with diabetes: a population-based cohort study
    Olof Stephansson
    Clinical Epidemiology Unit, Department of Medicine, Solna, Karolinska University Hospital and Institute, T2, Stockholm, SE 171 76, Sweden
    Breast Cancer Res 12:R14. 2010
    ..Diabetes during pregnancy is related to enhanced fetal growth, which has been associated with increased breast cancer risk. Whether daughters of mothers with a diagnosis of diabetes have an increased risk of breast cancer is not known...
  7. doi request reprint Endometriosis, assisted reproduction technology, and risk of adverse pregnancy outcome
    Olof Stephansson
    Clinical Epidemiology Unit and Centre for Pharmacoepidemiology, Department of Medicine, Karolinska University Hospital and Institute, Stockholm, Sweden
    Hum Reprod 24:2341-7. 2009
    ....
  8. doi request reprint Congenital abnormalities and other birth outcomes in children born to women with ulcerative colitis in Denmark and Sweden
    Olof Stephansson
    Clinical Epidemiology Unit and Centre for Pharmacoepidemiology, Department of Medicine, Karolinska University Hospital and Institutet, Stockholm, Sweden
    Inflamm Bowel Dis 17:795-801. 2011
    ..However, the results are inconsistent due to inadequate study design and limitations in sample size...
  9. pmc Risk of adverse pregnancy outcomes in women with polycystic ovary syndrome: population based cohort study
    Nathalie Roos
    Department of Women s and Children s Health, Division of Obstetrics and Gynaecology, Karolinska Institutet, Karolinska University Hospital, H2 01, SE 171 76 Stockholm, Sweden
    BMJ 343:d6309. 2011
    ..To study the risk of adverse pregnancy outcomes in women with polycystic ovary syndrome, taking into account maternal characteristics and assisted reproductive technology...
  10. pmc Pregnancy outcome and risk of celiac disease in offspring: a nationwide case-control study
    Karl Mårild
    Astrid Lindgren Children s Hospital, Solna, Sweden
    Gastroenterology 142:39-45.e3. 2012
    ..In recent decades rates of cesarean delivery and preterm birth survival have increased while at the same time the prevalence of celiac disease has doubled...
  11. doi request reprint Influenza H1N1 vaccination and adverse pregnancy outcome
    Jonas F Ludvigsson
    Clinical Epidemiology Unit, Department of Medicine, Karolinska Institutet, Stockholm, Sweden
    Eur J Epidemiol 28:579-88. 2013
    ..Our results suggest that this vaccine is safe for the offspring when used in different stages of pregnancy. ..
  12. doi request reprint Selective serotonin reuptake inhibitors during pregnancy and risk of persistent pulmonary hypertension in the newborn: population based cohort study from the five Nordic countries
    Helle Kieler
    Centre for Pharmacoepidemiology, Department of Medicine Solna, Karolinska Institutet, Karolinska University Hospital, T2, SE 171 76 Stockholm, Sweden
    BMJ 344:d8012. 2012
    ..To assess whether maternal use of selective serotonin reuptake inhibitors (SSRIs) increases the risk of persistent pulmonary hypertension in the newborn, and whether such an effect might differ between specific SSRIs...
  13. ncbi request reprint Cerebrovascular and ischemic heart disease in young adults born preterm: a population-based Swedish cohort study
    Peter Ueda
    Clinical Epidemiology Unit, Department of Medicine, Solna, Karolinska Institutet, T2, Karolinska University Hospital Solna, 171 76, Stockholm, Sweden
    Eur J Epidemiol 29:253-60. 2014
    ..Birth before 32 weeks is associated with increased risk of cerebrovascular disease in young adulthood. Our data suggest that cardiovascular health promotion in follow-up programs after very preterm birth may be beneficial...
  14. doi request reprint Perinatal outcomes after bariatric surgery: nationwide population based matched cohort study
    Nathalie Roos
    Department of Medicine, Clinical Epidemiology Unit, Karolinska Institutet, Stockholm, Sweden
    BMJ 347:f6460. 2013
    ..To compare perinatal outcomes in births of women with versus without a history of bariatric surgery...
  15. doi request reprint Previous preeclampsia and risks of adverse outcomes in subsequent nonpreeclamptic pregnancies
    Anna Karin Wikström
    Clinical Epidemiology Unit, Department of Medicine, Karolinska Institute, Sweden
    Am J Obstet Gynecol 204:148.e1-6. 2011
    ....
  16. ncbi request reprint Previous preterm and small-for-gestational-age births and the subsequent risk of stillbirth
    Pamela J Surkan
    Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden
    N Engl J Med 350:777-85. 2004
    ..It is not known whether the birth of a previous small-for-gestational-age or preterm infant increases the subsequent risk of stillbirth...
  17. doi request reprint Preterm birth and later retinal detachment: a population-based cohort study of more than 3 million children and young adults
    Anna Karin E Bonamy
    Clinical Epidemiology Unit, Department of Medicine Solna, Karolinska Institutet, Stockholm, Sweden Department of Women s and Children s Health, Karolinska Institutet, Stockholm, Sweden Electronic address
    Ophthalmology 120:2278-85. 2013
    ..There are no population-based studies of preterm birth and risk of retinal detachment, which was the objective of the current investigation...
  18. ncbi request reprint Time of birth and risk of intrapartum and early neonatal death
    Olof Stephansson
    Department of Medical Epidemiology, Karolinska Institute, Stockholm, Sweden
    Epidemiology 14:218-22. 2003
    ..However, these associations may be confounded by the distribution of high-risk deliveries according to time of birth...
  19. doi request reprint Mothers with alcoholic liver disease and the risk for preterm and small-for-gestational-age birth
    Knut Stokkeland
    Department of Medicine, Visby Hospital, SE 62184 Visby, Sweden
    Alcohol Alcohol 48:166-71. 2013
    ..To study pregnancy outcome in women with alcoholic liver disease (ALD)...
  20. doi request reprint Maternal risk factors for postterm pregnancy and cesarean delivery following labor induction
    Nathalie Roos
    Department of Women s and Children s Health, Division of Obstetrics and Gynaecology, Karolinska University Hospital, Karolinska Institutet, Stockholm, Sweden
    Acta Obstet Gynecol Scand 89:1003-10. 2010
    ..To investigate risk factors associated with postterm pregnancy and cesarean delivery following labor induction...
  21. doi request reprint Birth outcomes among women exposed to neuraminidase inhibitors during pregnancy
    Tobias Svensson
    Karolinska Institutet, Centre for Pharmacoepidemiology, Department of Medicine, Solna, Stockholm, Sweden
    Pharmacoepidemiol Drug Saf 20:1030-4. 2011
    ..To compare birth outcomes between women exposed and unexposed to the antiviral medications oseltamivir or zanamivir during pregnancy...
  22. doi request reprint Tobacco use during pregnancy and preeclampsia risk: effects of cigarette smoking and snuff
    Anna Karin Wikström
    Department of Medicine, Clinical Epidemiology Unit T2, Karolinska University Hospital Solna, SE 171 76 Stockholm, Sweden
    Hypertension 55:1254-9. 2010
    ..Because change of smoking habits during pregnancy influence risk, we further conclude that it is the smoking habits in the middle or late rather than in the beginning of pregnancy that seem to affect the risk of preeclampsia...
  23. doi request reprint Complications from inflammatory bowel disease during pregnancy and delivery
    Gabriella Bröms
    Centre for Pharmacoepidemiology Unit of Clinical Epidemiology, Karolinska Institutet, Stockholm, Sweden
    Clin Gastroenterol Hepatol 10:1246-52. 2012
    ..Little is known about complications from ulcerative colitis (UC) or Crohn's disease (CD) during pregnancy and delivery. We assessed complications by using data from a large, population-based cohort...
  24. doi request reprint Influence of smoking and snuff cessation on risk of preterm birth
    Sachiko Baba
    Department of Medicine, Karolinska Institutet, Clinical Epidemiology Unit, Solna, Stockholm, Sweden
    Eur J Epidemiol 27:297-304. 2012
    ..These findings suggest that antenatal exposure to nicotine is involved in the mechanism by which tobacco use increase the risk of preterm birth...
  25. doi request reprint Reduced risk of breast, endometrial and ovarian cancer in women with celiac disease
    Jonas F Ludvigsson
    Clinical Epidemiology Unit, Department of Medicine, Karolinska University Hospital and Karolinska Institutet, Stockholm, Sweden
    Int J Cancer 131:E244-50. 2012
    ..39-0.87; ovarian cancer: HR = 0.72; 0.45-1.15). In conclusion, CD seems to be inversely related not only to breast cancer but also to endometrial and ovarian cancer. Potential explanations include shared risk factors and early menopause...
  26. doi request reprint Risk of endometriosis in 11,000 women with celiac disease
    Olof Stephansson
    Clinical Epidemiology Unit, Department of Medicine, Karolinska University Hospital and Karolinska Institutet, 171 76 Stockholm, Sweden
    Hum Reprod 26:2896-901. 2011
    ..Whereas celiac disease (CD) is present in ~1% of individuals in Western Europe, the prevalence in women undergoing investigation for infertility is often >2%. Still, the relationship between CD and endometriosis is unclear...
  27. doi request reprint Maternal use of Swedish snuff (snus) and risk of stillbirth
    Anna Karin Wikström
    Clinical Epidemiology Unit, Department of Medicine, Karolinska Institute, Stockholm, Sweden
    Epidemiology 21:772-8. 2010
    ..International cigarette manufacturers are promoting new snuff products, and the use of Swedish snuff is increasing, especially among women of childbearing age. The effect of Swedish snuff on pregnancy complications is unknown...
  28. ncbi request reprint Risk of congenital malformations among offspring of mothers and fathers with celiac disease: a nationwide cohort study
    Daniela Zugna
    Cancer Epidemiology Unit, CPO Piemonte and University of Turin, Turin, Italy Clinical Epidemiology Unit, Department of Medicine, Karolinska Institutet, Stockholm, Sweden
    Clin Gastroenterol Hepatol 12:1108-1116.e6. 2014
    ..Studies of celiac disease and congenital malformations in offspring have been underpowered. We investigated the risk of congenital malformations among the offspring of parents with celiac disease...
  29. ncbi request reprint Birth outcomes in women with inflammatory bowel disease: effects of disease activity and drug exposure
    Gabriella Bröms
    Unit of Clinical Epidemiology, Centre for Pharmacoepidemiology, Karolinska Institutet, Stockholm, Sweden and Department of Women s and Children s Health, Karolinska University Hospital and Institutet, Stockholm, Sweden
    Inflamm Bowel Dis 20:1091-8. 2014
    ..Ulcerative colitis (UC) and Crohn's disease (CD) have been associated with increased risks of adverse birth outcomes. Disease activity and drug exposure may contribute to the association...
  30. doi request reprint Down syndrome is associated with elevated risk of celiac disease: a nationwide case-control study
    Karl Mårild
    Department of Medicine, Orebro University, Orebro, Sweden
    J Pediatr 163:237-42. 2013
    ..To provide risk estimates for celiac disease (CD) in Down syndrome (DS) compared with the general population...
  31. doi request reprint The incidence of obstetric anal sphincter rupture in primiparous women: a comparison between two European delivery settings
    Martina Prager
    Division of Obstetrics and Gynaecology, Department of Woman and Child Health, Karolinska Institutet Karolinska University Hospital, Stockholm, Sweden
    Acta Obstet Gynecol Scand 87:209-15. 2008
    ..Our objective was to explore if different delivery management may explain the variation in OASR incidences...
  32. ncbi request reprint The expression of prostaglandin receptors EP3 and EP4 in human cervix in post-term pregnancy differs between failed and successful labor induction
    Nathalie Roos
    Division for Reproductive Endocrinology and the Pediatric Endocrinology Unit Q2 08, Karolinska University Hospital, Stockholm, Sweden Division of Obstetrics and Gynecology, H2 01, Department of Women s and Children s Health, Karolinska University Hospital, Stockholm, Sweden
    Acta Obstet Gynecol Scand 93:159-67. 2014
    ....
  33. doi request reprint Influence of snuff and smoking habits in early pregnancy on risks for stillbirth and early neonatal mortality
    Sachiko Baba
    Department of Medicine, Clinical Epidemiology Unit, Karolinska Institutet, Stockholm, Sweden
    Nicotine Tob Res 16:78-83. 2014
    ..Prenatal smoking exposure is associated with risks for both stillbirth and early neonatal mortality. We aimed to study if women who quit using snuff or quit smoking before first antenatal visit reduce their risks...
  34. doi request reprint A population-based cohort study of pregnancy outcomes among women with primary sclerosing cholangitis
    Jonas F Ludvigsson
    Clinical Epidemiology Unit, Department of Medicine, Karolinska University Hospital and Karolinska Institutet, Stockholm, Sweden Department of Pediatrics, Orebro University Hospital, Orebro, Sweden Division of Gastroenterology and Hepatology, Department of Medicine, Mayo Clinic College of Medicine, Rochester, New York Electronic address
    Clin Gastroenterol Hepatol 12:95-100.e1. 2014
    ..Studies of primary sclerosing cholangitis (PSC) and pregnancy outcomes have been limited in size and have been inadequate to rule out excess risks. We examined pregnancy outcomes among women with PSC...
  35. ncbi request reprint The epidemiology of stillbirth
    Sven Cnattingius
    Department of Medical Epidemiology, Karolinska Institutet, Stockholm
    Semin Perinatol 26:25-30. 2002
    ..The prevalence of delayed childbearing and, especially overweight, are increasing in most developed countries. The proportion of stillbirth attributable to overweight is likely to increase...
  36. doi request reprint Endometriosis and autoimmune disease: association of susceptibility to moderate/severe endometriosis with CCL21 and HLA-DRB1
    Johanna Sundqvist
    Department of Women s and Children s Health, Division of Obstetrics and Gynecology, Karolinska Institutet Karolinska University Hospital, Stockholm, Sweden
    Fertil Steril 95:437-40. 2011
    ..This study investigates the association of rheumatoid arthritis-associated single nucleotide polymorphisms in endometriosis. We found an association of CCL21 (rs2812378) and HLA-DRB1 (rs660895) with moderate to severe endometriosis...
  37. doi request reprint Antipsychotic prescription filling in patients with schizophrenia or schizoaffective disorder
    Johan Reutfors
    From the Centre for Pharmacoepidemiology, Department of Medicine Solna, Karolinska Institutet, Stockholm and Department of Neuroscience, Psychiatry, Uppsala University, Uppsala, Sweden
    J Clin Psychopharmacol 33:759-65. 2013
    ..Assessment of factors influencing antipsychotic prescription fills in the early phase of schizophrenia or schizoaffective disorder...
  38. pmc Early versus delayed insertion of intrauterine contraception after medical abortion - a randomized controlled trial
    Ingrid Sääv
    Department of Women s and Children s Health, Division of Obstetrics and Gynaecology, Karolinska Institutet Karolinska University Hospital, Stockholm, Sweden
    PLoS ONE 7:e48948. 2012
    ..Intrauterine contraceptives (IUC) provide highly effective, reversible, long-acting contraception. However, the effects of timing of IUC insertion after medical abortion are not known...