| Men |  |  |  |  |  | Women |  |  |  |  |  |
---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Did not engage in anal sex (n= 2862) | Did engage in anal sex (n= 510) |  |  |  |  | Did not engage in anal sex (n= 1411) | Did engage in anal sex (n= 182) |  |  |  |  |
Behavior | M | SD | M | SD | OR | 95%CI | M | SD | M | SD | OR | 95%CI |
Number of partners | 1.8 | 4.6 | 2.7 | 3.7 | 1.04** | 1.01-1.08 | 1.3 | 1.9 | 1.6 | 1.3 | 1.05 | 0.98-1.12 |
Unprotected vaginal intercourse | 6.1 | 8.2 | 8.3 | 19.3 | 1.02** | 1.00-1.03 | 5.6 | 7.8 | 8.6 | 10.9 | 1.03 | 1.01-1.05 |
Vaginal intercourse with condoms | 5.7 | 8.0 | 10.1 | 35.1 | 1.03** | 1.02-1.04 | 5.1 | 7.9 | 7.3 | 16.4 | 1.01** | 1.00-1.03 |
Total vaginal intercourse | 11.6 | 11.4 | 18.3 | 52.2 | 1.03** | 1.02-1.04 | 10.7 | 11.6 | 15.9 | 23.6 | 1.02** | 1.01-1.03 |
Percent condom use during | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
   vaginal intercourse | 48.3 | 41.4 | 55.7 | 38.4 | 1.55** | 1.22-1.96 | 46.2 | 39.0 | 49.7 | 41.7 | 0.87 | 0.55-1.20 |
Unprotected anal intercoursea | 3.5 | 7.9 | Â | Â | Â | Â | 3.7 | 8.4 | Â | Â | 0.99 | 0.97-1.01 |
Anal intercourse with condomsa | 5.2 | 7.4 | Â | Â | Â | Â | 3.5 | 8.9 | Â | Â | 1.04** | 1.01-1.08 |
Total anal intercoursea | 8.7 | 12.9 | Â | Â | Â | Â | 7.2 | 15.7 | Â | Â | 1.01** | 0.99-1.03 |
Percent condom use during | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â | Â |
   anal intercoursea | 61.3 | 41.3 |  |  |  |  | 46.9 | 44.2 |  |  | 2.20** | 1.47-3.28 |
Alcohol use before sex | 4.1 | 8.3 | 5.9 | 7.1 | 1.02** | 1.01-1.03 | 2.3 | 5.6 | 10.0 | 89.0 | 1.02* | 1.00-1.04 |
Partner drank before sex | 1.4 | 4.9 | 2.6 | 4.7 | 1.04** | 1.02-1.06 | 3.0 | 5.9 | 5.1 | 11.6 | 1.03** | 1.01-1.05 |