• Publications
  • Influence
PFOA and PFOS Serum Levels and Miscarriage Risk
Background: Serum concentrations of perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS) were assessed in relation to miscarriage in a population of mid-Ohio River Valley residentsExpand
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BioCycle study: design of the longitudinal study of the oxidative stress and hormone variation during the menstrual cycle.
Studies in both human and animal species have suggested that oxidative stress may be associated with health outcomes, including the risk of infertility in both males and females. Sex hormones haveExpand
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Timing clinic visits to phases of the menstrual cycle by using a fertility monitor: the BioCycle Study.
Planning study visits during specific menstrual cycle phases is important if the exposure or outcome is influenced by hormonal variation. However, hormone profiles differ across cycles and acrossExpand
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Recruitment for a community-based study of early pregnancy: the Right From The Start study.
Despite the high incidence of spontaneous abortion, little is known about its causes, in part because of the challenge of assembling a large cohort of women in early pregnancy for prospective study.Expand
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Caffeine and Miscarriage Risk
Background: Coffee and caffeine have been inconsistently found to be associated with increased risk of clinical miscarriage—a potentially important association given the high prevalence of exposure.Expand
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Use of antiepileptic drugs during pregnancy and risk of spontaneous abortion and stillbirth: population based cohort study
Objective To determine whether use of antiepileptic drugs during pregnancy may increase the risk of spontaneous abortion or stillbirth. Design Population based cohort study. Setting Register basedExpand
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Birth Weight, Postnatal Growth, and Risk for High Blood Pressure at 7 Years of Age: Results From the Collaborative Perinatal Project
OBJECTIVE. A physiologic predisposition toward hypertension is theorized to result from the combination of intrauterine growth restriction followed by rapid catch-up growth. The objective of thisExpand
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"Toward a clearer definition of confounding" revisited with directed acyclic graphs.
In a 1993 paper (Am J Epidemiol. 1993;137(1):1-8), Weinberg considered whether a variable that is associated with the outcome and is affected by exposure but is not an intermediate variable betweenExpand
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Diabetes mellitus is associated with cavities, smear grade, and multidrug-resistant tuberculosis in Georgia.
SETTING National tuberculosis (TB) treatment facility in the country of Georgia. OBJECTIVE To determine the prevalence of diabetes mellitus (DM) and pre-DM among patients with TB usingExpand
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Impact of tamoxifen therapy on fertility in breast cancer survivors.
OBJECTIVE To determine whether tamoxifen use is associated with decreased ovarian reserve and decreased likelihood of having a child after a breast cancer diagnosis, using data from the FurtheringExpand
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