abstract There is an increased risk of venous thromboembolism among women taking oral contraceptives. However, whether there is an additional risk among women with polycystic ovary syndrome (PCOS) is unknown.
has subject area Adolescent Adult Case-Control Studies Contraceptives, Oral, Combined Female Humans Incidence Middle Aged Poisson Distribution Polycystic Ovary Syndrome Propensity Score Proportional Hazards Models Risk Factors United States Venous Thromboembolism