Sydney K. Willis

Study questionCan we derive adequate models to predict the probability of conception among couples actively trying to conceive?Summary answerLeveraging data collected from female participants in a North American preconception cohort study, …

Study questionIs a history of periodontitis among women associated with reduced fecundability?Summary answerA history of periodontitis, as assessed by three different self-reported measures, may be associated with reduced fecundability.What…

BACKGROUND: Caffeine, alcohol, smoking and physical activity are known to alter sex steroid synthesis, which may affect hormone-dependent gynaecologic disease risk, such as endometriosis; however, few studies have assessed life style factor…