Vaping cannabis among adolescents: prevalence and associations with tobacco use from a cross-sectional study in the USA

Abstract Objective: Previous research suggests that some adolescents are using e-cigarette devices to vaporise (‘vaping’) cannabis in the form of hash oil, tetrahydrocannabinol (THC) wax or oil, or dried cannabis buds or leaves. However, it is unclear how adolescents who vape cannabis use other tobacco products. This study examined the extent to which adolescents reported ever vaping cannabis and investigated how demographic variables and tobacco behaviours were associated with use. Design: We used cross-sectional data from adolescents (total response rate