Profile of PrEP users among men who have sex with men eligible for PrEP, San Francisco, 2014
| Per cent using PrEP | p Value | Risk ratio (95% CI) | Adjusted risk ratio (95% CI)* | |
|---|---|---|---|---|
| Age group (years) | 0.04 | |||
| 18–24 | 0.0 | 0.0 (NA) | 0.0 (NA) | |
| 25–34 | 12.6 | 0.4 (0.1 to 1.3) | 0.6 (0.2 to 1.9) | |
| 35–44 | 23.3 | 0.8 (0.3 to 2.3) | 1.1 (0.4 to 3.3) | |
| 45–54 | 13.8 | 0.5 (0.1 to 1.7) | 0.6 (0.2 to 2.0) | |
| 55+ | 30.0 | Reference | Reference | |
| Race/ethnicity | 0.02 | |||
| Asian | 7.1 | 0.3 (0.0 to 2.1) | 0.4 (0.1 to 2.8) | |
| Black | 7.7 | 0.3 (0.0 to 2.3) | 0.3 (0.0 to 2.4) | |
| Hispanic | 4.3 | 0.2 (0.0 to 0.8) | 0.2 (0.0 to 0.8) | |
| Other | 0.0 | 0.0 (NA) | 0.0 (NA) | |
| White | 22.9 | Reference | Reference | |
| Mixed | 0.0 | 0.0 (NA) | 0.0 (NA) | |
| Education | 0.26 | |||
| Grade 12 or lower | 3.8 | Reference | Reference | |
| Some college | 12.5 | 3.2 (0.4 to 24.7) | 1.7 (0.2 to 13.3) | |
| Bachelor's degree | 18.0 | 4.7 (0.6 to 34.5) | 1.8 (0.2 to 13.3) | |
| Any postgraduate | 19.0 | 5.0 (0.7 to 37.4) | 1.5 (0.2 to 12.6) | |
| Annual income | 0.18 | |||
| US$0–25 000 | 12.0 | Reference | Reference | |
| US$25 000–50 000 | 7.3 | 0.6 (0.2 to 2.3) | 0.5 (0.1 to 2.2) | |
| US$50 000+ | 19.0 | 1.6 (0.7 to 3.7) | 1.0 (0.4 to 2.1) | |
| Have health insurance | ||||
| Yes | 14.5 | 1.00 | 1.0 (0.4 to 2.7) | 0.9 (0.3 to 2.4) |
| No | 14.3 | Reference | Reference | |
*Adjusted for age and race (model for association with age is adjusted for race while model for association with race is adjusted for age).
NA, not applicable.