Main indicators by survey round; location-based behavioural surveillance of men who have sex with men in Auckland, New Zealand (percentage, AOR 95% CI vs previous survey round)
| 2002 n=812 | 2004 n=1220 | 2006 n=1228 | 2008 n=1527 | 2011 n=1304 | p Value for trend 2002–2006 | p Value for trend 2006–2011 | p Value for trend 2002–2011 | |
|---|---|---|---|---|---|---|---|---|
| High condom use* | ||||||||
| Casual partners | 85.3 | 85.7 | 85.6 | 86.3 | 80.6 | 0.913 | 0.015 | 0.029 |
| 1.0 (0.7 to 1.5) | 1.0 (0.7 to 1.4) | 1.1 (0.8 to 1.6) | 0.6 (0.5 to 0.9) | |||||
| Fuckbuddy | 81.0 | 67.3 | 76.7 | 79.3 | 67.7 | 0.810 | 0.098 | 0.365 |
| 0.5 (0.2 to 1.1) | 1.6 (0.9 to 3.0) | 1.0 (0.5 to 1.9) | 0.5 (0.3 to 0.96) | |||||
| Boyfriend | 34.6 | 38.1 | 33.9 | 34.9 | 34.2 | 0.725 | 0.947 | 0.451 |
| 1.2 (0.9 to 1.7) | 0.8 (0.6 to 1.1) | 1.0 (0.7 to 1.3) | 1.0 (0.8 to 1.3) | |||||
| AnyUAI* | ||||||||
| Casual | 33.2 | 33.5 | 34.9 | 31.2 | 40.1 | 0.576 | 0.050 | 0.054 |
| 1.1 (0.7 to 1.4) | 1.0 (0.8 to 1.4) | 0.9 (0.7 to 1.1) | 1.5 (1.2 to 1.8) | |||||
| Fuckbuddy | 42.9 | 41.6 | 35.3 | 39.3 | 46.5 | 0.276 | 0.071 | 0.382 |
| 0.9 (0.5 to 1.8) | 0.8 (0.4 to 1.3) | 1.2 (0.7 to 2.0) | 1.4 (0.9 to 2.3) | |||||
| Boyfriend | 72.3 | 67.9 | 76.5 | 73.1 | 72.9 | 0.133 | 0.246 | 0.466 |
| 0.8 (0.5 to 1.1) | 1.6 (1.1 to 2.2) | 0.9 (0.6 to 1.2) | 1.0 (0.7 to 1.3) | |||||
| AnyUAI, total sample† | ||||||||
| Casual | 15.1 | 15.5 | 16.6 | 16.5 | 19.9 | 0.327 | 0.036 | 0.002 |
| 1.1 (0.8 to 1.4) | 1.1 (0.8 to 1.3) | 1.0 (0.8 to 1.2) | 1.2 (1.0 to 1.6) | |||||
| Fuckbuddy | 3.5 | 3.5 | 3.6 | 3.8 | 4.8 | 0.889 | 0.128 | 0.079 |
| 1.0 (0.6 to 1.6) | 1.0 (0.7 to 1.6) | 1.0 (0.7 to 1.6) | 1.3 (0.9 to 2.0) | |||||
| Boyfriend | 22.5 | 22.7 | 25.7 | 24.4 | 26.3 | 0.08 | 0.744 | 0.045 |
| 1.1 (0.8 to 1.3) | 1.2 (0.96 to 1.4) | 1.0 (0.8 to 1.2) | 1.0 (0.9 to 1.2) | |||||
| HIV testing | ||||||||
| Ever | 74.9 | 74.8 | 74.8 | 79.0 | 81.6 | 0.454 | <0.001 | <0.001 |
| 1.0 (0.8 to 1.3) | 1.0 (0.8 to 1.2) | 1.3 (1.1 to 1.6) | 1.2 (1.0 to 1.5) | |||||
| <12 months‡ | 35.1 | 37.6 | 39.0 | 40.0 | 50.4 | 0.136 | <0.001 | <0.001 |
| 1.1 (0.9 to 1.3) | 1.1 (0.9 to 1.3) | 1.1 (0.9 to 1.3) | 1.4 (1.2 to 1.7) | |||||
High condom use=always or almost always used condom during anal intercourse. AnyUAI=any unprotected anal intercourse. AOR (95% CI)=OR adjusted for age and recruitment site with 95% CI, referent is previous survey round.
*As a proportion of respondents engaging in anal intercourse with that partner type.
†As a proportion of total sample.
‡Excluding respondents diagnosed with HIV greater than 12 months previously.