Table 5 Substance use before or during sex and condomless sex
Substance use before/during sex | RR | 95% CI | p-value |
|---|---|---|---|
Overall | |||
 No | Ref | – | – |
 Yes | 1.16 | 1.12–1.20 | < 0.001 |
By type of sex | |||
 Vaginal sex only | Ref | – | – |
 Vaginal and anal sex | 1.18 | 1.11–1.26 | < 0.001 |
Vaginal sex only | |||
 No | Ref | – | – |
 Yes | 1.20 | 1.12–1.29 | < 0.001 |
Vaginal and anal sex | |||
 No | Ref | – | – |
 Yes | 1.07 | 1.03–1.11 | 0.002 |