Article
The gene-environmental architecture of the development of adolescent substance use.
Psychological medicine - 1 Nov 2018
Vitaro Frank, Dickson Daniel J, Brendgen Mara, Laursen Brett, Dionne Ginette, Boivin Michel
Abstract excerpt
BACKGROUND: Using a longitudinal twin design and a latent growth curve/autoregressive approach, this study examined the genetic-environmental architecture of substance use across adolescence. METHODS: Self-reports of substance use (i.e. alcohol, marijuana) were collected at ages 13, 14, 15, and 17 years from 476 twin pairs (475 boys, 477 girls) living in the Province of Quebec, Canada. Substance use increased...
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