A new study published by researchers at the University of Washington analyzed data on substance use trends from 2014 to 2019, finding that people aged 21 to 25 were less likely to use alcohol, nicotine and opioids without a prescription.
The study, published in the Journal of Adolescent Health last week, looked at “six annual waves of cross-sectional survey data”, analyzing data from 12,694 adults.
“Contrary to concerns about ripple effects, the implementation of legalized non-medical cannabis has coincided with a decrease in alcohol and cigarette consumption and the abuse of painkillers,” the executive summary states. study.
“The weakening of the association between cannabis use and other substance use among 21- to 25-year-olds requires further research, but may suggest an increased importance of cannabis-specific prevention and treatment efforts. .”
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