Table 2 Determinants of having had sex or met sex partner at bathhouses and sex clubs†.
| Variables | Odds ratio (95% CI) | ||
|---|---|---|---|
| Univariate analysis | Multivariate analysis | ||
| Demographic | |||
| Age (years) | 30–39 v 20–29 | 1.88 (1.19 to 2.96)* | 1.72 (1.06 to 2.80)* |
| 40–49 v 20–29 | 1.99 (1.23 to 3.19)* | 1.82 (1.08 to 3.07)* | |
| 50+ v 20–29 | 1.14 (0.56 to 2.31) | 1.05 (0.49 to 2.24) | |
| Race/ethnicity | African‐American v white | 0.64 (0.37 to 1.12) | 0.77 (0.43 to 1.39) |
| Hispanic v white | 0.85 (0.62 to 1.18) | 1.06 (0.74 to 1.53) | |
| Other/mixed v white | 1.13 (0.61 to 2.09) | 1.26 (0.65 to 2.43) | |
| HIV positive | Yes v no | 1.91 (1.36 to 2.68)* | 1.69 (1.17 to 2.43)* |
| Behavioural | |||
| Anal insertive | Yes v no | 1.65 (1.09 to 2.52)* | 1.60 (1.01 to 2.53)* |
| Anal receptive | Yes v no | 1.57 (1.05 to 2.34)* | 1.08 (0.69 to 1.68) |
| Oral sex | Yes v no | 1.56 (0.64 to 3.83) | 0.85 (0.32 to 2.28) |
| Anonymous partners | Yes v no | 6.18 (3.37 to 11.32)* | 5.37 (2.88 to 10.02)* |
| Condom use | No v yes | 2.02 (1.72 to 2.38)* | 1.98 (1.64 to 2.14)* |
| Incarcerated | Yes v no | 0.74 (0.35 to 1.57) | 0.78 (0.35 to 1.72) |
| Injecting drug user | Yes v no | 2.22 (0.76 to 6.47) | 1.69 (0.56 to 5.10) |
| Non‐injecting drug user | Yes v no | 1.65 (1.21 to 2.25)* | 1.70 (1.21 to 2.37)* |
*p Value<0.05.
†Had sex or met sex partners during the period when syphilis infection probably occurred (critical period).
‡Condom was used at last intercourse.