Peer-Related Correlates of e-Cigarette Use in Australian Adolescents: a Cross-sectional Examination

This study examined cross-sectional associations between e-cigarette use and (i) perceived peer use of e-cigarettes and (ii) bullying (perpetration and/or victimisation) in Australian adolescents. Data were collected in 2022 as part of a cluster randomised controlled trial. Logistic regressions examined associations between e-cigarette use (ever use) and the perceived proportion of friends who use e-cigarettes, bullying victimisation, bullying perpetration and “bully-victim” status (i.e. having perpetrated and been bullied). The sample comprised 4204 participants (Mage = 15.70, SD = 0.60). Perceived peer e-cigarette use (OR = 2.59, 95