First-Trimester Working Conditions and Birthweight: A Prospective Cohort Study
نویسندگان
چکیده
منابع مشابه
Pregnancy Outcome After First Trimester Use of Methyldopa: A Prospective Cohort Study.
Published experience on first trimester exposure to methyldopa is still limited, although it is recommended as first-line treatment for hypertensive disorders in pregnancy in most countries. The primary aim of this prospective observational cohort study was to analyze the rate of major birth defects and spontaneous abortions in women with methyldopa therapy for chronic hypertension. Outcomes of...
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Introduction: The Parikh’s formula is a calculation method that considers menstrual cycle duration in women who have an unusual interval of menstruation cycle. Since the accurate estimation of gestational age affects pregnancy outcomes, the present study aimed to compare the first trimester ultrasound and Parikh’s formula in determining the Expected Date of Delivery (EDD). Mate...
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OBJECTIVE The objective of this study was to determine the effect of birthweight on prospective stillbirth risk. METHODS Cross-sectional study of singleton births in the United States from 2010 to 2012 from 32 through 42 weeks was conducted. Stillbirth risk was stratified by birthweight and gestational age adjusted for time from death to delivery. The primary outcome was the prospective still...
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OBJECTIVE The use of methylphenidate to treat attention-deficit/hyperactivity disorder has risen dramatically in Western countries, and it is increasingly used by adults, including women of childbearing age. Very little is known about potential hazards of in utero exposure to methylphenidate. We conducted this study to estimate the risk of major congenital malformations following first-trimeste...
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OBJECTIVE Children with chronic health conditions may perform poorer at school. Associations may be confounded by numerous social factors. We aimed to estimate the effects of a chronic health condition on overall school performance in first graders with an emphasis on rigorous adjustment for potential confounders. METHODS A population-based cohort study was performed in the area of Mainz-Bing...
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ژورنال
عنوان ژورنال: American Journal of Public Health
سال: 2009
ISSN: 0090-0036,1541-0048
DOI: 10.2105/ajph.2008.138412