Table 2 Sexual behaviours of the INSIGHT case-control study participants
Any report of:Cases n = 75Controls n = 157UnivariableBivariable*
%%OR95% CIAOR95% CI
Unprotected receptive anal intercourse83553.932.00, 7.720.320.04, 2.59
    with more than 1 man60264.172.33, 7.482.051.02, 4.15
    with 5 or more men2765.272.32, 11.974.401.62, 11.94
    with HIV positive28113.161.55, 6.441.580.74, 3.37
        using nitrite inhalants2439.283.29, 26.195.121.76, 14.81
        with more than 1 man732.700.70, 10.351.430.37, 5.58
        with ejaculation1535.161.72, 15.442.770.90, 8.50
        with more than 1 man715.461.03, 28.852.950.55, 15.78
    with believed HIV negative20230.860.43, 1.690.710.34, 1.46
        using nitrite inhalants15101.570.68, 3.611.220.50, 2.94
        with more than 1 man551.180.34, 4.170.690.18, 2.53
        with ejaculation12120.980.42, 2.270.780.32, 1.90
        with more than 1 man551.180.34, 4.170.690.19, 2.53
    with not believed HIV negative†81445.572.88, 10.81
        using nitrite inhalants51155.933.11, 11.303.211.54, 6.72
        with more than 1 man55224.292.37, 7.762.051.00, 4.19
        with 5 or more men2556.232.58, 15.053.391.36, 8.47
        with ejaculation57214.972.73, 9.032.531.22, 5.24
        with more than 1 man3576.953.20, 15.093.851.69, 8.75
        with 5 or more men1226.911.81, 26.343.750.97, 14.56
    with regular partners59382.441.38, 4.321.120.60, 2.27
    with casuals55253.732.04, 6.811.070.81, 3.55
Unprotected insertive anal intercourse76612.051.11, 3.820.320.39, 2.59
    with more than 1 man65304.472.48, 8.032.731.44, 5.20
    with 5 or more men27132.451.23, 4.921.710.82, 3.57
    with HIV positive29142.491.27, 4.871.730.85, 3.53
        with more than 1 man832.590.76, 8.782.180.59, 8.07
    with believed HIV negative19250.680.34, 1.340.630.30, 1.31
        with more than 1 man761.030.34, 3.120.680.21, 2.17
    with not believed HIV negative†75493.021.65, 5.561.480.76, 2.87
        with more than 1 man55273.221.81, 5.721.961.05, 3.68
        with 5 or more men25102.921.40, 6.102.341.07, 5.12
  • *Controlled for unprotected receptive anal intercourse with men not believed to be HIV negative.

  • †Combining men of known HIV positive and unknown HIV status.