Table 5.
The association between online dating and UAI, with three different reference categories, in 1781 partnerships among 577 MSM. Results of multivariable random effects modelling. Amsterdam 2008-9
| Univariate | Model 1 | Model 2 | Model 3 | ||
|---|---|---|---|---|---|
| No. of partnerships with UAI | OR (95 % CI) | aOR (95 % CI) | aOR (95 % CI) | aOR (95 % CI) | |
| n/N (%) | |||||
| Dating location * HIV status participant | P = 0.754 | P = 0.843 | P = 0.727 | P = 0.778 | |
| Offline partner * HIV negative participant | 69/549 (12.6 %) | 1 | 1 | 1 | 1 |
| Online partner * HIV negative participant | 69/527 (13.1 %) | 1.07 (0.71–1.62) | 1.04 (0.69–1.59) | 0.93 (0.60–1.43) | 0.94 (0.59–1.48) |
| P = 0.035 | P = 0.029 | P = 0.140 | P = 0.069 | ||
| Offline partner * HIV positive participant | 114/246 (46.3 %) | 1 | 1 | 1 | 1 |
| Online partner * HIV positive participant | 131/251 (52.2 %) | 1.61 (1.03–2.50) | 1.65 (1.05–2.57) | 1.43 (0.89–2.31) | 1.62 (0.96–2.72) |
| P = 0.187 | P = 0.113 | P = 0.118 | P = 0.027 | ||
| Offline partner * HIV unaware participant | 27/108 (25.0 %) | 1 | 1 | 1 | 1 |
| Online partner * HIV unaware participant | 32/100 (32.0 %) | 1.65 (0.79–3.44) | 1.85 (0.86–3.98) | 1.85 (0.86–4.00) | 2.55 (1.11–5.86) |
Abbreviations: UAI unprotected anal intercourse, MSM men who have sex with men, OR odds ratio, aOR adjusted odds ratio
*indicates interaction term