Sven Cnattingius

ORCID: 0000-0002-0805-8093
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About
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Research Areas
  • Birth, Development, and Health
  • Pregnancy and preeclampsia studies
  • Gestational Diabetes Research and Management
  • Neonatal Respiratory Health Research
  • Cancer Risks and Factors
  • Maternal and Perinatal Health Interventions
  • Assisted Reproductive Technology and Twin Pregnancy
  • Maternal Mental Health During Pregnancy and Postpartum
  • Neonatal and fetal brain pathology
  • Infant Development and Preterm Care
  • Smoking Behavior and Cessation
  • Global Maternal and Child Health
  • Maternal and fetal healthcare
  • Preterm Birth and Chorioamnionitis
  • Health disparities and outcomes
  • Grief, Bereavement, and Mental Health
  • Neuroscience of respiration and sleep
  • Air Quality and Health Impacts
  • Obesity, Physical Activity, Diet
  • Cardiovascular Issues in Pregnancy
  • Pregnancy-related medical research
  • Pelvic floor disorders treatments
  • Child and Adolescent Health
  • Childhood Cancer Survivors' Quality of Life
  • Breastfeeding Practices and Influences

Karolinska Institutet
2015-2024

Karolinska University Hospital
2014-2023

Children's & Women's Health Centre of British Columbia
2018-2023

University of British Columbia
2018-2023

Johnson University
2007-2023

Faculty of Media
2023

Council of Science Editors
2023

Minneapolis Institute of Arts
2023

Rutgers, The State University of New Jersey
2023

Aarhus University
2013-2020

Obesity before pregnancy is associated with an increased risk of several adverse outcomes pregnancy. The profiles among lean, normal, or mildly overweight women are not, however, well established.

10.1056/nejm199801153380302 article EN New England Journal of Medicine 1998-01-15

A quality control study was made of the Swedish Medical Birth Registry. This registry used one mode data collection during 1973-1981 and another from 1982 onwards. The number errors in register checked by comparing information with a sample original medical records, variability use diagnoses between hospitals studied. Different types were identified quantified efficiency two methods evaluated.

10.1177/140349489001800209 article EN Scandinavian Journal of Social Medicine 1990-06-01

Preterm birth is a leading cause of infant mortality, morbidity, and long-term disability, these risks increase with decreasing gestational age. Obesity increases the risk preterm delivery, but associations between overweight obesity subtypes delivery are not clear.To study early pregnancy body mass index (BMI) by age precursors delivery.Population-based cohort women live singleton births in Sweden from 1992 through 2010. Maternal characteristics were obtained nationwide Swedish Medical...

10.1001/jama.2013.6295 article EN JAMA 2013-06-11

Background. Etiologic hypotheses in infantile autism suggest a strong genetic component, as well possible environmental risks linked to early fetal development. We evaluated the association of maternal, pregnancy, delivery, and infant characteristics risk autism. Methods. conducted case-control study nested within population-based cohort (all Swedish children born 1974–1993). used prospectively recorded data from Birth Register, which were individually Inpatient Register. Cases 408 (321 boys...

10.1097/00001648-200207000-00009 article EN Epidemiology 2002-07-01

<b>Objective</b> To investigate whether pre-eclampsia is more common in first pregnancies solely because fewer affected women, who presumably have a higher risk of recurrence, go on to subsequent pregnancies. <b>Design</b> Prospective cohort study. <b>Setting</b> Swedish Medical Birth Register. <b>Participants</b> 763 795 primiparous mothers had their births Sweden, 1987-2004. <b>Main outcome measures</b> Pre-eclampsia. <b>Results</b> The was 4.1% the pregnancy and 1.7% later overall....

10.1136/bmj.b2255 article EN cc-by-nc BMJ 2009-06-18

Maternal obesity is associated with increased risks of gestational diabetes, large-for-gestational-age infants, preterm birth, congenital malformations, and stillbirth. The these outcomes among women who have undergone bariatric surgery are unclear.We identified 627,693 singleton pregnancies in the Swedish Medical Birth Register from 2006 through 2011, which 670 occurred had previously for whom presurgery weight was documented. For each pregnancy after surgery, up to five control were...

10.1056/nejmoa1405789 article EN New England Journal of Medicine 2015-02-25

Objective To determine whether customised birthweight standard improves the definition of small for gestational age and its association with adverse pregnancy outcomes such as stillbirth, neonatal death, or low Apgar score. Design Population based cohort study. Births in Sweden between 1992‐95 ( n =326,377). Methods Risks score under four at five minutes were calculated lowest 10% birthweights according to population‐based standards, compared data from group over this limit. attributable...

10.1111/j.1471-0528.2001.00205.x article EN BJOG An International Journal of Obstetrics & Gynaecology 2001-08-01

<h3>Context</h3>Preterm birth, intrauterine growth restriction, and delivery-related hypoxia have been associated with schizophrenia. It is unclear whether these associations pertain to other adult-onset psychiatric disorders perinatal events are independent.<h3>Objective</h3>To investigate the relationships among gestational age, nonoptimal fetal growth, Apgar score, various in young adult life.<h3>Design</h3>Historical population-based cohort study.<h3>Setting</h3>Identification of...

10.1001/archgenpsychiatry.2011.1374 article EN Archives of General Psychiatry 2012-06-01

The objective of this study was to evaluate and compare risk factor patterns in association with preeclampsia gestational hypertension. data were collected from Swedish Medical Birth Register include all nulliparas aged 34 years or less who gave birth at the University Hospital Uppsala, Sweden, during 1987–1993. Of these 10,666 women, 4.4% developed hypertension, 5.2% preeclampsia. following factors significantly associated increased preeclampsia: type 1 diabetes (odds ratio = 5.58, 95%...

10.1093/oxfordjournals.aje.a009400 article EN American Journal of Epidemiology 1998-06-01

The Swedish Twin Registry was first established in the late 1950s. Today it includes more than 170,000 twins — principle all born Sweden since 1886. In this article we describe some ongoing and recently completed projects based on registry. particular, recent efforts to screen between 1959 1985, young twin pairs when they turn 9 12 years of age. For these studies, present initial frequencies common conditions exposures.

10.1375/183242706779462444 article EN Twin Research and Human Genetics 2006-12-01

Background Postpartum depression (PPD) can result in negative personal and child developmental outcomes. Only a few large population-based studies of PPD have used clinical diagnoses no study has examined how maternal history interacts with known risk factors. The objective this was to examine the impact on pre- perinatal Methods A nationwide prospective cohort all women live singleton births Sweden from 1997 through 2008 conducted. Relative (RR) within first year postpartum two-sided 95%...

10.1002/da.22597 article EN Depression and Anxiety 2017-01-18

Anecdotal and biographical reports suggest that bipolar disorder may be associated with high IQ or creativity, but evidence for any such connection is weak.To investigate possible associations between scholastic achievement later disorder, using prospective data, in a whole-population cohort study.Using individual school grades from all individuals finishing compulsory schooling Sweden 1988 1997, we tested at age 15-16 hospital admission psychosis ages 17 31, adjusting potential...

10.1192/bjp.bp.108.060368 article EN The British Journal of Psychiatry 2010-01-29

The Swedish Twin Registry (STR) today contains more than 194,000 twins and 75,000 pairs have zygosity determined by an intra-pair similarity algorithm, DNA, or being of opposite sex. Of these, approximately 20,000, 25,000, 30,000 are monozygotic, same-sex dizygotic, opposite-sex dizygotic pairs, respectively. Since its establishment in the late 1950s, STR has been important epidemiological resource for study genetic environmental influences on a multitude traits, behaviors, diseases....

10.1017/thg.2012.104 article EN Twin Research and Human Genetics 2012-11-09

<b>Objective</b>&nbsp;To estimate the risks of major congenital malformations in offspring mothers who are underweight (body mass index (BMI) &lt;18.5), overweight (BMI 25 to &lt;30), or obesity classes I 30 &lt;35), II (35 &lt;40), III (≥40) compared with normal weight 18.5 &lt;25) early pregnancy. <b>Design</b>&nbsp;Population based cohort study. <b>Setting</b>&nbsp;Nationwide Swedish registries. <b>Participants</b>&nbsp;1 243 957 liveborn singleton infants from 2001 2014 Sweden. Data on...

10.1136/bmj.j2563 article EN cc-by-nc BMJ 2017-06-14

Abstract Objective To evaluate the associations between maternal diabetes diagnosed before or during pregnancy and early onset cardiovascular disease (CVD) in offspring their first four decades of life. Design Population based cohort study. Setting Danish national health registries. Participants All 2 432 000 liveborn children without congenital heart Denmark 1977-2016. Follow-up began at birth continued until time diagnosis CVD, death, emigration, 31 December 2016, whichever came first....

10.1136/bmj.l6398 article EN cc-by-nc BMJ 2019-12-04

Gestational age is the major determinant of neonatal death (death within first 28 days life) in preterm infants. The joint effect gestational and Apgar score on risk unknown.

10.1056/nejmoa1915075 article EN New England Journal of Medicine 2020-07-01

Objective To determine the relative importance of genetic effects on birthweight, gestational length and small for age. Design A cohort study, using individual record linkage between population‐based Swedish Twin Birth Registers to estimate twin similarities in twins with known zygosity. Population Included were 868 monozygotic 1141 dizygotic female pairs, born Sweden before 1959, who both delivered single births from 1973–1993. Methods Quantitative methods, offspring age birth sisters. Main...

10.1111/j.1471-0528.2000.tb13234.x article EN BJOG An International Journal of Obstetrics & Gynaecology 2000-03-01

# Prenatal and perinatal risk factors for schizophrenia, affective psychosis, reactive psychosis of early onset: case-control study {#article-title-2} Objective: To examine prenatal subsequent development schizophrenia psychosis. Design: Three population based, studies conducted within a Sweden-wide cohort all children born during 1973-9.This was done by linking individual data from the Swedish birth register, which represents 99% births in Sweden, to inpatient register. Subjects: Patients...

10.1136/bmj.318.7181.421 article EN BMJ 1999-02-13

To describe the magnitude of change in proportion term and postterm (37 completed weeks or more) large for gestational age (LGA) infants between 1992-2001 Sweden to examine whether time trends prevalence LGA births can be explained by changes maternal risk factors.Using population-based Swedish Birth Register, we analyzed data from 1992 through 2001 on women who delivered live, singleton, without malformations (N = 874,163). Unconditional logistic regression was used model odds birth.Mean...

10.1097/01.aog.0000141442.59573.cd article EN Obstetrics and Gynecology 2004-10-01

Abstract The Swedish Twin Registry was first established in the late 1950s. Today it includes more than 170,000 twins — principle all born Sweden since 1886. In this article we describe some ongoing and recently completed projects based on registry. particular, recent efforts to screen between 1959 1985, young twin pairs when they turn 9 12 years of age. For these studies, present initial frequencies common conditions exposures.

10.1375/twin.9.6.875 article EN Twin Research and Human Genetics 2006-12-01
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