Childhood conduct disorder trajectories, prior risk factors and cannabis use at age 16: birth cohort study.

ABSTRACT:

Aims

To investigate the prevalence of cannabis use and problem use in boys and girls at age 16 years, and to investigate the role of adversity in early life and of conduct disorder between the ages of 4 and 13 years as risk factors for these outcomes.

Design

Birth cohort study.

Setting

England.

Participants

A total of 4159 (2393 girls) participants in the Avon Longitudinal Study of Parents and Children (ALSPAC) birth cohort providing information on cannabis use at age 16.

Measurements

Cannabis use and problem cannabis use at age 16 were assessed by postal questionnaire. Material adversity, maternal substance use, maternal mental health and child conduct disorder were all assessed by maternal report.

Findings

Cannabis use was more common among girl

SUBMITTER: Heron J 

PROVIDER: S-EPMC3908358 | biostudies-literature | 2013 Dec

REPOSITORIES: biostudies-literature