About 2% of pregnant Canadian individuals self-report using cannabis in pregnancy, with usage associated with higher risk of preterm births, low birthweight newborns, and congenital anomalies, in a multi-region study of 1.28m births

Article URL:  https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0276824

Article Title: Cannabis use in pregnancy and maternal and infant outcomes: A Canadian cross-jurisdictional population-based cohort study

Author Countries: Canada, USA

Funding: Perinatal Services BC (SL, AH, KD, AP) received funding from the Public Health Agency of Canada through a contract agreement (#4500384537). The funders were members of the National Maternal Cannabis Working group where consensus was achieved through majority vote of 50% plus 1 regarding study design, data collection and analysis, and decision to publish.”