Trends in the sex ratio of cannabis use, harms and perceptions among youth in Ontario, Canada, 1999 to 2023.
BACKGROUND AND AIMS Cannabis use has historically been more prevalent among men and boys compared with women and girls, yet growing evidence has suggested a recent narrowing of the sex/gender gap. Our goal was to examine changes in the sex gap in cannabis use, harms and perceptions in Ontario, Canada. DESIGN, SETTING...