Table 1 Distribution of characteristics and model results for the number of casual male partners in the prior 12 months
Characteristic | n | estimated median number of casual partners (95% CI)†| % change‡ | p-value * |
|---|---|---|---|---|
Race/ethnicity | Â | Â | Â | < .0001 |
   White, not Hispanic | 5214 (47) | 3.7 (3.6, 3.9) | ref. |  |
   Black, not Hispanic | 2009 (18) | 2.9 (2.7, 3.1) | - 23% |  |
   Hispanic | 2890 (26) | 3.2 (3.0, 3.4) | - 14% |  |
   Other § | 1078 (10) | 3.3 (3.0, 3.5) | - 13% |  |
Age | Â | Â | Â | < .0001 |
   18 - 24 | 2178 (19) | 2.8 (2.7, 3.0) | - 21% |  |
   25 - 34 | 3715 (33) | 3.5 (3.3, 3.6) | - 4% |  |
   34 - 44 | 3549 (32) | 3.6 (3.5, 3.8) | ref. |  |
   45 - 54 | 1337 (12) | 3.4 (3.1, 3.7) | - 6% |  |
   > = 55 | 412 (4) | 3.6 (3.1, 4.1) | - 1% |  |
Sexual identity | Â | Â | Â | < .0001 |
   Homosexual | 9388 (84) | 3.6 (3.5, 3.7) | ref. |  |
   Heterosexual | 127 (1) | 1.2 (0.8, 1.7) | - 66% |  |
   Bisexual | 1582 (14) | 2.5 (2.3, 2.7) | - 31% |  |
   Other | 94 (1) | 2.7 (2.0, 3.5) | - 26% |  |
HIV status || | Â | Â | Â | < .0001 |
   Negative | 8720 (78) | 3.3 (3.2, 3.4) | ref. |  |
   Positive | 1414 (13) | 4.1 (3.8, 4.4) | + 23% |  |
   Untested/unknown | 1057 (9) | 3.0 (2.7, 3.3) | - 10% |  |
Education | Â | Â | Â | 0.29 |
   Less than high school | 611 (5) | 3.1 (2.8, 3.5) | - 9% |  |
   High school diploma or equivalent | 1911 (17) | 3.3 (3.1, 3.5) | - 2% |  |
   More than high school | 8669 (77) | 3.4 (3.3, 3.5) | ref. |  |
Main male sex partners ¶ |  |  |  | < .0001 |
   None | 3595 (32) | 6.5 (6.3, 6.8) | ref. |  |
   > = 1 | 7596 (68) | 2.4 (2.3, 2.5) | - 63% |  |
Male exchange sex partners ¶ |  |  |  | < .0001 |
   No | 10388(93) | 3.1 (3.0, 3.2) | ref. |  |
   > = 1 | 803 (7) | 8.6 (7.8, 9.3) | + 174% |  |
Female sex partners¶ |  |  |  | 0.005 |
   None | 9697 (87) | 3.3 (3.2, 3.4) | ref. |  |
   > = 1 | 1494 (13) | 3.8 (3.5, 4.2) | + 15% |  |
Gone into gay or bisexual chat rooms ¶ |  |  |  | < .0001 |
   Didn't use | 6059 (54) | 2.6 (2.5, 2.7) | ref. |  |
   Once a month or less | 1786 (16) | 3.3 (3.1, 3.5) | + 24% |  |
   About once a week | 1044 (9) | 4.2 (3.9, 4.6) | + 61% |  |
   Several times a week | 1167 (10) | 5.3 (4.9, 5.7) | + 102% |  |
   About once a day | 744 (7) | 6.3 (5.7, 6.8) | + 138% |  |
   Several times a day | 391 (3) | 6.3 (5.6, 7.1) | + 140% |  |
Injection drug use ¶ |  |  |  | < .0001 |
   No | 10921 (98) | 3.3 (3.3, 3.4) | ref. |  |
   Yes | 270 (2) | 5.3 (4.6, 6.2) | + 60% |  |
Non-injection drug use ¶ |  |  |  | < .0001 |
   No | 6188 (55) | 2.7 (2.6, 2.8) | ref. |  |
   Yes | 5003 (45) | 4.3 (4.2, 4.5) | + 59% |  |