Contextual and Psychological Predictors of Poly-Substance Use Among Young Adults

The study sought to identify distinct patterns of poly-substance use (including binge drinking, nicotine vaping, cigarette smoking, cannabis vaping, combustible cannabis, cannabis edibles) in young adulthood, as well as evaluate contextual and psychological predictors. Poly-substance use was characterized by binge drinking and nicotine/tobacco use and predicted by deviant peer affiliation.