Objective Social media and other digital technology use facilitate connection among
adolescents, but also may reinforce norms and substance-related content from peers and
advertisers. We use nationally representative data to examine the association between
digital technology and past 30-day use of alcohol, cannabis, and vaping. Methods Data
were drawn from the 2018 Monitoring the Future survey of US adolescents (N= 44,482).
Poisson regressions estimated the association between hours/day of technology use and …