Medical marijuana laws and adolescent marijuana use in the United States: A systematic review and meta ‐analysis

ConclusionsSynthesis of the current evidence does not support the hypothesis that US medical marijuana laws (MMLs) until 2014 have led to increases in adolescent marijuana use prevalence. Limited heterogeneity exists among estimates of effects of MMLs on other patterns of marijuana use, of effects within particular population subgroups and of effects of specific MML provisions.

Source: Addiction - February 22, 2018 Category: Addiction Authors: Aaron L. Sarvet, Melanie M. Wall, David S. Fink, Emily Greene, Aline Le, Anne E. Boustead, Rosalie Liccardo Pacula, Katherine M. Keyes, Magdalena Cerd á, Sandro Galea, Deborah S. Hasin Tags: Review Source Type: research