Univariate logistic regression analysis | Multivariate logistic regression (final models for each independent variable) | |||||
---|---|---|---|---|---|---|
Factors | OR | aOR | ||||
Beta | (95% CI) | p-value | Beta | (95% CI) | p-value | |
Age ≥ 25 years | −0.84 | 0.43* | −0.17 | 0.84 | ||
(0.34 - 0.55) | <0.001 | (0.52–1.38) | 0.50 | |||
Homosexual (self-reported) | 0.22 | 1.25 | 0.41 | 1.51 | ||
(0.97 - 1.61) | 0.09 | (0.94–2.40) | 0.09 | |||
Bong Kin (self-reported) | −0.14 | 0.87 | 0.09 | 1.09 | ||
(0.67 - 1.12) | 0.28 | (0.69–1.73) | 0.72 | |||
Bisexual | −0.09 | 0.92 | 0.10 | 1.10 | 0.65 | |
(0.73 - 1.16) | 0.48 | (0.73–1.65) | ||||
Education (university, vocational school or higher) | −0.66 | 0.52* | −0.33 | 0.72 | ||
(0.39 - 0.69) | <0.001 | (0.42–1.23) | 0.23 | |||
Marital Status (Married) | −0.44 | 0.64 | 0.31 | 1.36 | ||
(0.40 - 1.03) | 0.07 | (0.50–3.69) | 0.54 | |||
Monthly income (≤ 5 million VND) | 1.12 | 3.07* | 0.69 | 1.99* | ||
(2.41 - 3.93) | <0.001 | (1.22–3.23) | 0.006 | |||
Student | 0.96 | 2.62* | 0.63 | 1.88* | 0.02 | |
(2.03 - 3.38) | <0.001 | (1.09–3.24) | ||||
Urban Resident | −0.51 | 0.60* | −0.23 | 0.79 | ||
(0.44 - 0.84) | 0.002 | (0.46–1.38) | 0.41 | |||
Internet Use (≥ 15 hrs/wk) | −0.33 | 0.72* | −0.50 | 0.61* | ||
(0.57 - 0.91) | 0.007 | (0.40–0.92) | 0.02 | |||
Internet Solicitation for Casual Sex Partners | 0.14 | 1.15 | 0.02 | 1.02 | ||
(0.88 - 1.49) | 0.32 | (0.63–1.65) | 0.95 | |||
Anal Sex (≤ 6 mos) | −0.46 | 0.63* | −0.41 | 0.67 | ||
(0.48 - 0.84) | 0.001 | (0.39–1.14) | 0.14 | |||
Alcohol Consumption (before and/or after sex) | −0.33 | 0.72* | 0.05 | 1.05 | ||
(0.56 - 0.92) | 0.01 | (0.68–1.62) | 0.84 | |||
Medically Circumcised | 0.20 | 1.22 | 0.53 | 1.69 | ||
(0.83 - 1.80) | 0.31 | (0.91–3.14) | 0.10 | |||
Accessed free condoms (≤ 12 mos) | −0.80 | 0.45* | −0.31 | 0.73 | 0.32 | |
(0.32 - 0.63) | <0.001 | (0.40–1.35) | ||||
Accessed free water-based lubricant (≤ 12 mos)† | 0.50* | 1.37 | ||||
−0.70 | (0.33 - 0.75) | 0.001 | 0.31 | (0.54–3.45) | 0.51 | |
Received HIV Education Materials (general ≤ 12 mos) | −0.41 | 0.66* | −0.43 | 0.65 | 0.11 | |
(0.50 - 0.87) | 0.003 | (0.39–1.10) | ||||
Accessed HIV Education Materials (MSM brochures ≤ 12 mos) | −0.63 | 0.53* | 0.29 | 1.33 | ||
(0.38 - 0.74) | <0.001 | (0.66–2.66) | 0.42 | |||
Contacted by MSM Peer Educator (≤ 12 mos) | −0.91 | 0.40* | −0.45 | 0.64 | 0.25 | |
(0.26 - 0.62) | <0.001 | (0.30–1.36) | ||||
Participation in HIV behavioral intervention (≤ 12 mos) | −0.33 | 0.72* | −0.58 | 0.56* | ||
(0.53 - 0.98) | 0.04 | (0.35–0.88) | 0.01 | |||
Perceived moderate- to high-risk of HIV infection | −0.11 | 0.90 | −0.27 | 0.76 | 0.30 | |
(0.65 - 1.24) | 0.52 | (0.46–1.26) | ||||
Casual, commercial partners (6 mos) | 0.22 | 1.24 | 0.11 | 0.50 | 1.65 | 0.09 |
(0.95 - 1.62) | (0.93–2.90) | |||||
Multiple sexual partnerships (6 mos) | −0.36 | 0.70* | 0.01 | −0.21 | 0.82 | 0.33 |
(0.53 - 0.92) | (0.54–1.23) | |||||
Inconsistent condom use (6 mos) | 0.42 | 1.52* | 0.37 | 1.45 | 0.07 | |
(1.14 - 2.02) | 0.004 | (0.97–2.16) |