Gender differences in the associations among marijuana use, cigarette use, and symptoms of depression during adolescence and young adulthood.

ABSTRACT:

Introduction

As prevalence of marijuana use increases, it is important that we better understand how factors like gender, cigarette use, and depression are related to marijuana use during adolescence and young adulthood. We examined longitudinal relationships among these variables in adolescents moving into young adulthood who were studied longitudinally for six years.

Methods

1263 individuals were included in the study. Participants were oversampled for ever-smoking a cigarette at baseline, when they were 15-16 years old. Frequency of cigarette smoking and marijuana use, as well as depression symptoms, were assessed at baseline, 6, 15, 24, 60 and 72 months.

Results

Cigarette use frequency and depression symptoms were associated with frequency of marijuana use (p-valu

SUBMITTER: Crane NA 

PROVIDER: S-EPMC4478142 | biostudies-literature | 2015 Oct

REPOSITORIES: biostudies-literature