Background: Endometriosis is a common gynecological condition with a substantial economic burden on the society. It is known that both genetic and environmental factors are contributing to the phenotypic development of the disease but the m…
OBJECTIVES: Despite the high prevalence of endometriosis among women of reproductive age, risk factors or markers for developing the condition remain largely unknown. Many of the published studies are based on small selected samples. We the…
OBJECTIVE: To examine the validity of self-reported endometriosis and to improve the reliability of questionnaires by including endometriosis-related questions. DESIGN: Analysis of survey questionnaire data. SETTING: Cross-sectional study…
OBJECTIVE: To estimate the relative contribution of genetic influences and prevalence on endometriosis. DESIGN: Analysis of self-reported data from a nationwide population-based twin registry. SETTING: Not applicable. PATIENT(S): A total…