Male Preconception Marijuana Use and Spontaneous Abortion: A Prospective Cohort Study

Background: Male marijuana use has increased steadily over the last decade, but its effect on risk of spontaneous abortion to our knowledge has not been studied. Methods: We analyzed data from Pregnancy Study Online, a North American prospective cohort study of pregnancy planners (2013–2019). During the preconception period, male and female participants completed baseline questionnaires on demographics, medical history, and behavioral factors, including marijuana use. Female participants identified pregnancy losses on bimonthly follow-up questionnaires and questionnaires completed in early and late pregnancy. We categorized frequency of male marijuana use in the 2 months before baseline as none,
Source: Epidemiology - Category: Epidemiology Tags: Original Article Source Type: research