Characteristics of survey respondents by testing modality, n=352
| Characteristic | Level | Online clients n=68 | Clinic clients n=284 | P values |
| Age: median, mean (range) | 35, 36.2 (19–59) | 30, 32.7 (19–75) | 0.01 | |
| Gender identity | Man | 43 (0.632) | 136 (0.479) | 0.03 |
| Woman | 22 (0.324) | 143 (0.504) | – | |
| Transgender* | 2 (0.029) | 2 (0.007) | – | |
| Genderqueer or non-binary | 1 (0.015) | 1 (0.004) | – | |
| No response | 0 | 2 (0.007) | – | |
| Man who has sex with men | Yes | 29 (0.426) | 47 (0.165) | < 0.001 |
| Educational attainment | University degree | 35 (0.515) | 149 (0.525) | 0.99 |
| Immigration history | Immigrated to Canada in the last 10 years | 3 (0.044) | 44 (0.155) | 0.03 |
| Language spoken at home | English | 61 (0.897) | 260 (0.915) | 0.81 |
| HIV/STI testing history | First-time tester | 4 (0.059) | 41 (0.144) | 0.09 |
| Number of sex partners, last 3 months (at baseline): median, mean (range) | 2, 4.1 (0–45) | 2, 3.1 (0–40) | 0.23 |
The table includes all survey respondents eligible for either analysis: HIV knowledge score (eligibility: HIV negative, received HIV test at last visit and completed HIV knowledge items) or condomless anal sex or condomless vaginal sex (CAS/CVS) (eligibility: completed CAS/CVS questions at +2 weeks and +3 months’ surveys). Continuous variables compared using t-test; categorical variables compared using χ2 test of most prevalent category.
Bold values indicate statistical significant differences between testing modalities, P<0.05.
*Includes transgender respondents who also reported a binary gender identity.