Table 3.

Associations between recreational cannabis legalization and medical cannabis use and recreational cannabis use among adults Ontario included in the Centre for Addiction and Mental Health Monitor Survey (2014–2019).

	Multinomial Logistic Regression Model^
	Recreational Cannabis Use vs. No Cannabis Use OR (95 % CI)	Medical Cannabis Use vs. No Cannabis Use OR (95 % CI)
Recreational Cannabis Legalization
Pre-recreational cannabis legalization (Reference)
Post-recreational cannabis legalization	1.35 (1.11–1.65)	1.48 (1.19–1.85)
Survey Iteration
2017–2019 (Reference)
2014–2016	0.75 (0.63–0.88)	0.52 (0.42–0.64)
Age
65+ (Reference)
50–64	3.36 (2.67–4.22)	3.48 (2.68–4.53)
40–49	4.22 (3.27–5.45)	3.37 (2.45–4.64)
30–39	7.33 (5.67–9.48)	5.97 (4.32–8.25)
18–29	14.48 (11.33–18.51)	6.27 (4.57–8.60)
Sex
Male (Reference)
Female	0.51 (0.44–0.58)	0.47 (0.40–0.56)
Educational Attainment
Some post-secondary school or more (Reference)
High school or less	1.00 (0.84–1.19)	1.38 (1.14–1.67)
Income
Not stated or Missing (Reference)
<$70,000	1.66 (1.32–2.09)	2.12 (1.63–2.75)
≥$70,000	2.01 (1.63–2.48)	1.43 (1.11–1.84)
Rurality
Non-rural (Reference)
Rural	0.64 (0.52–0.79)	0.87 (0.69–1.10)
Immigration Status
Non-immigrant (Reference)
Immigrant	0.41 (0.33–0.51)	0.28 (0.21–0.38)
Marital Status
Married or living with a partner (Reference)
Never married or previously married (widowed, divorced or separated)	1.53 (1.29–1.82)	1.59 (1.27–1.99)

Abbreviations: CI, Confidence Interval; OR, Odds Ratio.

^Model includes recreational cannabis legalization, survey iteration, age, sex, educational attainment, income, rurality, immigration status and marital status.