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Type of survey
Cross-sectional survey with provincial representativeness.
Persons aged 15 and over living in Québec.
Persons residing in the regions of Terres-Cries-de-la-Baie-James and Nunavik and those living on a reserve (for QCS 2018 and QCS 2019) or in an institutional collective household are not covered by the survey.
2018: 10,191 individuals
2019: 10,192 individuals
2021: 14,034 individuals
Prevalence and frequency of cannabis use, forms and methods of use, reasons for using cannabis and context of cannabis use, sources of supply, risk of problematic use, social norms and perceptions regarding cannabis, driving after cannabis use, cannabis use during the COVID-19 pandemic.
Technical and methodological documentation
Microdata files available at the Centre d’accès aux données de recherche de l’Institut de la statistique du Québec (CADRISQ).
Analytical products and data
The proportion of cannabis users aged 15 and over increased from 14% to nearly 20% between 2018 and 2021 in Québec. This increase was observed in all age groups 25 years and over. However, the proportion of users declined among 15- to 17-year-olds.
Analyzis of various indicators regarding the prevalence of cannabis use, the types of products used, supply sources, and driving motor vehicles after cannabis use. Quebecers’ perceptions of cannabis use are also described.