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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

From: Does online dating lead to higher sexual risk behaviour? A cross-sectional study among MSM in Amsterdam, the Netherlands

   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)
  1. Abbreviations: UAI unprotected anal intercourse, MSM men who have sex with men, OR odds ratio, aOR adjusted odds ratio
  2. *indicates interaction term