Reporting finding partners online in the past year in relation to sexual behaviour and risk perception, by sex (2010–2012)
| Men reporting one or more new sexual partner, past year (n=1702) | Women reporting one or more new sexual partner, past year (n=1776) | |||||||
|---|---|---|---|---|---|---|---|---|
| Prevalence | Crude OR | Adjusted OR* | Prevalence | Crude OR | Adjusted OR* | |||
| % (95% CI†) | (95% CI) | (95% CI) | Denominator‡ | % (95% C) | (95% CI) | (95% CI) | Denominator‡ | |
| Sexual risk behaviour | ||||||||
| No. of sexual partners, past year | p<0.0001 | p<0.0001 | p<0.0001 | p<0.0001 | ||||
| 1 | 8.8 (6.6 to 11.6) | 1.00 | 1.00 | 606, 533 | 6.5 (4.8 to 8.8) | 1.00 | 1.00 | 733, 495 |
| 2 | 14.7 (11.2 to 19.1) | 1.79 (1.15 to 2.79) | 1.92 (1.22 to 3.01) | 436, 374 | 8.9 (5.9 to 13.2) | 1.4 (0.81 to 2.42) | 1.96 (1.11 to 3.49) | 451, 267 |
| 3–4 | 22.1 (17.3 to 27.8) | 2.96 (1.91 to 4.57) | 3.13 (2.00 to 4.90) | 374, 326 | 13.8 (9.9 to 18.8) | 2.29 (1.38 to 3.79) | 3.65 (2.09 to 6.37) | 368, 203 |
| 5+ | 35.3 (28.8 to 42.3) | 5.67 (3.65 to 8.82) | 5.95 (3.78 to 9.36) | 286, 247 | 20.6 (14.3 to 28.8) | 3.73 (2.13 to 6.52) | 7.00 (3.77 to 13.00) | 212, 127 |
| Same sex partner, past year | p<0.0001 | p<0.0001 | p= 0.0001 | p<0.0001 | ||||
| No | 14.7 (12.8 to 16.9) | 1.00 | 1.00 | 1604, 1389 | 9.1 (7.6 to 10.8) | 1.00 | 1.00 | 1656, 1025 |
| Yes | 62.4 (50.5 to 73.0) | 9.62 (5.79 to 15.99) | 9.12 (5.45 to 15.27) | 98, 91 | 25.2 (16.0 to 37.3) | 3.37 (1.85 to 6.13) | 3.7 (2.02 to 6.76) | 111, 69 |
| Condomless sex with ≥2 partners, past year | p=0.0051 | p=0.0205 | p= 0.0270 | |||||
| No | 15.8 (13.7 to 18.2) | 1.00 | 1.00 | 1394, 1179 | 9.1 (7.4 to 11.0) | 1.00 | 1.00 | 1347, 849 |
| Yes | 24.2 (18.7 to 30.8) | 1.7 (1.17 to 2.47) | 1.52 (1.03 to 2.23) | 296, 288 | 14.1 (10.2 to 19.1) | 1.65 (1.08 to 2.51) | 1.62 (1.06 to 2.49) | 407, 236 |
| Condomless sex on first occasion with most recent partner | p=0.5590 | p=0.8891 | p=0.0481 | p=0.1561 | ||||
| No | 15.6 (12.7 to 19.1) | 1.00 | 1.00 | 721, 595 | 7.22 (5.3 to 9.8) | 1.00 | 1.00 | 757, 466 |
| Yes | 17.1 (13.7 to 21.1) | 1.11 (0.78 to 1.59) | 1.03 (0.71 to 1.50) | 555, 528 | 10.7 (8.2 to 14.0) | 1.54 (1.00 to 2.36) | 1.38 (0.88 to 2.14) | 639, 397 |
| Concurrent partners, past year | p<0.0001 | p<0.0001 | p=0.0077 | p=0.0015 | ||||
| No | 14.0 (11.5 to 16.8) | 1.00 | 1.00 | 964, 828 | 8.4 (6.8 to 10.4) | 1.00 | 1.00 | 1055, 680 |
| Yes | 27.3 (22.2 to 33.1) | 2.31 (1.62 to 3.31) | 2.33 (1.62 to 3.35) | 395, 365 | 15.9 (11.5 to 21.5) | 2.05 (1.30 to 3.23) | 2.41 (1.49 to 3.87) | 356, 208 |
| ≥2 partners, unknown if overlapping | 16.0 (12.0 to 21.0) | 1.17 (0.79 to 1.75) | 1.2 (0.80 to 1.79) | 343, 287 | 9.8 (6.2 to 15.1) | 1.18 (0.68 to 2.03) | 1.37 (0.78 to 2.38) | 356, 207 |
| Taken drugs to assist sexual performance | p<0.0001 | p<0.0001 | p= 0.0663 | p= 0.0323 | ||||
| No | 14.7 (12.7 to 17.0) | 1.00 | 1.00 | 1437, 1228 | 9.9 (8.3 to 11.8) | 1.00 | 1.00 | 1691, 1054 |
| Yes | 32.7 (26.1 to 40.0) | 2.81 (1.96 to 4.01) | 2.56 (1.77 to 3.70) | 252, 241 | 17.6 (9.5 to 30.2) | 1.94 (0.96 to 3.95) | 2.21 (1.07 to 4.57) | 65,34 |
| Paid money for sex, past year§ | p<0.0001 | p=0.0440 | – | – | ||||
| No | 16.7 (14.9 to 19.2) | 1.00 | 1.00 | 1642, 1410 | – | – | – | – |
| Yes | 33.1 (20.5 to 48.8) | 2.43 (1.24 to 4.78) | 2.09 (1.02 to 4.28) | 57, 66 | – | – | – | – |
| Risk perception | ||||||||
| HIV/AIDS risk: to self | p<0.0001 | p<0.0001 | p= 0.0001 | p<0.0001 | ||||
| Not at all at risk | 12.8 (10.4 to 15.6) | 1.00 | 1.00 | 793, 704 | 7.1 (5.3 to 9.3) | 1.00 | 1.00 | 999, 630 |
| Not very much | 2.1 (17.7 to 24.9) | 1.82 (1.32 to 2.49) | 1.92 (1.38 to 2.66)¶ | 752, 654 | 13.5 (10.6 to 16.9) | 2.05 (1.37 to 3.07) | 2.39 (1.57 to 3.62) | 660, 393 |
| Greatly/quite a lot at risk | 27.5 (20.0 to 36.6) | 2.59 (1.62 to 4.15) | 2.68 (1.64 to 4.38)¶ | 141, 108 | 18.8 (10.6 to 31.1) | 3.05 (1.52 to 6.12) | 3.12 (1.48 to 6.59) | 99, 66 |
| Other STI risk: to self | p<0.0001 | p=0.0004 | p<0.0001 | |||||
| Not at all at risk | 12.2 (9.6 to 15.4) | 1.00 | 1.00 | 655, 595 | 7.2 (5.4 to 9.6) | 1.00 | 1.00 | 879, 563 |
| Not very much | 18.9 (15.9 to 22.3) | 1.68 (1.19 to 2.36) | 1.86 (1.30 to 2.67)¶ | 819, 700 | 12.2 (9.5 to 15.5) | 1.79 (1.19 to 2.71) | 2.18 (1.41 to 3.38) | 730, 433 |
| Greatly/quite a lot at risk | 29.4 (22.4 to 37.5) | 2.99 (1.90 to 4.71) | 3.36 (2.08 to 5.45)¶ | 217, 174 | 17.5 (12.1 to 24.7) | 2.73 (1.61 to 4.62) | 3.43 (1.94 to 6.06) | 145, 91 |
*Adjusted for age.
‡Unweighted, weighted.
§Outcome reported for men only.
¶p<0.0001.