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Fig. 3 | BMC Public Health

Fig. 3

From: Marijuana legalization and historical trends in marijuana use among US residents aged 12–25: results from the 1979–2016 National Survey on drug use and health

Fig. 3

Period effect for the risk of marijuana use for US adolescents and young adults, overall and by male/female estimated with hierarchical age-period-cohort modeling method and its correlation with the proportion of US population covered by Medical Marijuana Laws and Recreational Marijuana Laws. Period effect βj were log-linear regression coefficients estimated using CCREM (1), see text for more details

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