Journal: Obstetrics and gynecology
To develop methods for trend analysis of vital statistics maternal mortality data, taking into account changes in pregnancy question formats over time and between states, and to provide an overview of U.S. maternal mortality trends from 2000 to 2014.
To conduct a retrospective observational cohort study to estimate the abortion complication rate, including those diagnosed or treated at emergency departments (EDs).
To test the hypothesis that sleep disorder diagnosis would be associated with increased risk of preterm birth and to examine risk by gestational age, preterm birth type, and specific sleep disorder (insomnia, sleep apnea, movement disorder, and other).
To assess attitudes and perceptions of U.S. survey respondents regarding prevalence, causes, and emotional effects of miscarriage.
To characterize recommendations given to pregnant women by Colorado cannabis dispensaries regarding use of cannabis products for nausea during the first trimester of pregnancy.
To estimate the association between use of an intrauterine device (IUD) and risk of cervical cancer by subjecting existing data to critical review, quantitative synthesis, and interpretation.
To investigate the geographic variation in the average teenage birth rates by county in the contiguous United States.
To assess whether a shared decision-making intervention decreases the quantity of oxycodone tablets prescribed after cesarean delivery.