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The Role of Prenatal, Obstetric and Neonatal Factors in the Development of Autism
- L. Dodds, D. Fell, S. Shea, B. Armson, A. Allen, S. Bryson
- Journal of autism and developmental disorders
- 1 July 2011
We conducted a linked database cohort study of infants born between 1990 and 2002 in Nova Scotia, Canada. Diagnoses of autism were identified from administrative databases with relevant diagnostic… Expand
Perinatal Outcomes in Women With Asthma During Pregnancy
Objective To determine whether adverse perinatal outcome is associated with asthma or asthma medication use during pregnancy. Methods A retrospective cohort study was conducted of women who resided… Expand
The Impact of Pregnancy on Physical Activity Level
Objective The purpose of this study was to compare women’s levels of physical activity during early pregnancy and during the year before pregnancy, and to identify characteristics associated with… Expand
A randomized trial of planned cesarean or vaginal delivery for twin pregnancy.
- J. Barrett, M. Hannah, +10 authors E. Asztalos
- The New England journal of medicine
- 2 October 2013
BACKGROUND Twin birth is associated with a higher risk of adverse perinatal outcomes than singleton birth. It is unclear whether planned cesarean section results in a lower risk of adverse outcomes… Expand
Causes and Consequences of Recent Increases in Preterm Birth Among Twins
OBJECTIVE To examine the causes and consequences of the recent increase in preterm birth among twins. METHODS We studied all twin births among residents of the province of Nova Scotia, Canada,… Expand
Does chorionicity or zygosity predict adverse perinatal outcomes in twins?
OBJECTIVE The purpose of this study was to evaluate chorionicity and zygosity as risk factors for adverse perinatal outcomes in twins. STUDY DESIGN A population-based, retrospective cohort study… Expand
A Randomized Trial of Planned Cesarean or Vaginal Delivery for Twin Pregnancy
Trihalomethanes in Public Water Supplies and Risk of Stillbirth
Background: The chlorine used to disinfect public drinking water supplies reacts with naturally occurring organic matter to form a number of chemical byproducts. Recent studies have implicated… Expand
Determinants of Perinatal Mortality and Serious Neonatal Morbidity in the Second Twin
- B. Armson, C. O'Connell, V. Persad, K. Joseph, D. Young, T. Baskett
- Obstetrics and gynecology
- 1 September 2006
OBJECTIVE: To identify potential determinants of perinatal mortality and neonatal morbidity among second twins relative to first twins. METHODS: A retrospective cohort design was used to study twin… Expand
Rates and risk factors for recurrence of gestational diabetes.
OBJECTIVE To determine the recurrence rate of gestational diabetes (GDM) during a subsequent pregnancy among women who had GDM during an index pregnancy and to identify factors associated with the… Expand