. 2023 Nov 1;49(11-12):465–476. doi: 10.14745/ccdr.v49i1112a02

Table 2. Canadian provincial gay, bisexual, and other men who have sex with men population size estimates, 2020.

gbMSM definition	Population size estimate	% of male aged 15 years and older population
gbMSM definition	range	range
Identity-or-Behaviour	669,613^a	4.3^a
Identity-or-Behaviour	653,781^a–685,446	4.2^a–4.4
Behaviour-only	412,186^a	2.6^a

301,070^a–523,301

1.9^a–3.3

Abbreviation: gbMSM, gay, bisexual and other men who have sex with men

^a Estimates are associated with a moderate amount of sampling variability (coefficient of variation: 15.0<CV<35.0), and caution in interpreting these data is warranted