Profiles of Cannabis Consumption by Quantity
Drug and Alcohol Dependence 205 (2019) 107587 Contents lists available at ScienceDirect Drug and Alcohol Dependence journal homepage: www.elsevier.com/locate/drugalcdep Full length article Who consumes most of the cannabis in Canada? Profiles of cannabis T consumption by quantity ⁎ Russell C. Callaghana,b,c, , Marcos Sanchesd, Claire Bennye, Tim Stockwellc, Adam Sherkc, Stephen Kishb a University of Northern British Columbia, Northern Medical Program, 3333 University Way, Prince George, British Columbia, V2N 4Z9, Canada b Centre for Addiction and Mental Health (CAMH), Human Brain Laboratory, 250 College Street, Toronto, Ontario, M5T 1L8, Canada c University of Victoria, Canadian Institute for Substance Use Research (CISUR), 2300 McKenzie Avenue, Victoria, BC, V8N 5M8, Canada d Biostatistical Consulting Unit, Centre for Addiction and Mental Health (CAMH), 250 College Street, Toronto, Ontario, M5T 1L8, Canada e School of Population and Public Health, University of British Columbia, 2206 East Mall, Vancouver, British Columbia, V6T 1Z3, Canada ARTICLE INFO ABSTRACT Keywords: Aim: To establish whether the population-level pattern of cannabis use by quantity is similar to the distributions Cannabis previously reported for alcohol, in which a small subset of drinkers accounts for a majority of total population Marijuana alcohol consumption. Survey Method: The current study pooled Waves 1–3 of the 2018 National Cannabis Survey (n = 18,900; 2584 past- Quantity three-month cannabis users), a set of stratified, population-based surveys designed to assess cannabis con- Standard joint sumption and related behaviors in Canada. Each survey systematically measured self-reported cannabis con- sumption by quantity across seven of the major cannabis-product types.
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