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Background
The majority of adolescents and young adults (AYA) who use cannabis also use alcohol. Although cannabis use is increasing in the United States (US), it is not known whether the increase contributes to either increased co‐use of alcohol and cannabis (e.g., complementarity) or replacement of alcohol with cannabis (e.g., substitution). The current study estimated the prevalence of alcohol...
Aims
To estimate trends in the prevalence of cannabis use and risk perceptions of cannabis use from 2005 to 2017 among United States people with and without depression.
Design
Linear time trends of the prevalence of any, daily and non‐daily past 30‐day cannabis use and perceived great risk associated with regular cannabis use (outcome variables) among people with and without past‐year depression...
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