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State Medical Marijuana Laws and the Prevalence of Opioids Detected Among Fatally Injured Drivers.
Operational MMLs are associated with reductions in opioid positivity among 21- to 40-year-old fatally injured drivers and may reduce opioid use and overdose and the odds of a positive opioid test.
Increase in suicides the months after the death of Robin Williams in the US
Although excess suicides were observed across gender and age groups, males and persons aged 30–44 had the greatest increase in excess suicide events.
Association Between Recreational Marijuana Legalization in the United States and Changes in Marijuana Use and Cannabis Use Disorder From 2008 to 2016.
The findings suggest that although marijuana legalization advanced social justice goals, the small post-RML increase in risk for CUD among respondents aged 12 to 17 years and increased frequent use and Cud among adults 26 years or older in this study are a potential public health concern.
What Do We Know About the Association Between Firearm Legislation and Firearm-Related Injuries?
High quality research on the association between the implementation or repeal of firearm legislation (rather than the evaluation of existing laws) and firearm injuries would lead to a better understanding of what interventions are likely to work given local contexts.
US Traffic Fatalities, 1985-2014, and Their Relationship to Medical Marijuana Laws.
State-specific analysis showed heterogeneity of the MML-traffic fatalities association, suggesting moderation by other local factors, which could influence policy decisions on the enactment or repealing of MMLs and how they are implemented.
Loose regulation of medical marijuana programs associated with higher rates of adult marijuana use but not cannabis use disorder
Non-medical marijuana laws enacted in US states are associated with increased marijuana use, but only among adults aged 26+ years, and there were no increases in adolescent or young adult marijuana outcomes following MML passage, irrespective of program type.
Impact of Medical Marijuana Laws on State-Level Marijuana Use by Age and Gender, 2004–2013
Given the statistically significant increase in daily use among past-year users aged 26+ following enactment, education campaigns should focus on informing the public of the risks associated with regular marijuana use.