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. Author manuscript; available in PMC: 2016 Dec 1.
Published in final edited form as: AIDS Behav. 2015 Dec;19(12):2270–2279. doi: 10.1007/s10461-015-1067-1

Table 2.

Risk factors for HIV infection among men who have sex with men (MSM) in Tshwane, South Africa (RDS-adjusted).

HIV
negative
Mean/%
HIV
positive
Mean/%
Unadjusted
OR (95% CI)
Adjusted
OR (95% CI)a
Sociodemographic
Age (years) 23.7 26.3 1.09 (1.05, 1.13) *** 1.15 (1.10, 1.22) ***
Education (post secondary) 57.4% 40.3% 0.50 (0.34, 0.75) *** 0.58 (0.35, 0.96) *
Regular income 31.8% 42.8% 1.61 (1.08, 2.41) *
Housing quality 4.04 3.60 0.73 (0.62, 0.87) ***
Money problems 2.62 2.88 1.28 (1.05, 1.56) *
Behavioral
Sexually abused as child 9.2% 13.8% 1.54 (0.84, 2.81)
Only receptive anal sex (ever) 28.7% 51.7% 2.63 (1.76, 3.94) ***
Only insertive anal sex (ever) 37.1% 12.6% 0.24 (0.14, 0.42) ***
Number of male partners, lifetimeb 0.83 1.26 7.03 (4.32, 11.42) *** 2.09 (1.12, 3.87) *
Ever sex with a woman 45.3% 20.8% 0.23 (0.14, 0.35) *** 0.43 (0.23, 0.83) *
Ever group sex 16.7% 22.8% 1.48 (0.91, 2.40) 0.43 (0.20, 0.93) *
Ever forced sex by man 5.7% 29.7% 7.00 (3.91, 12.54) *** 3.11 (1.43, 6.79) **
Ever transactional sex 16.4% 38.9% 3.27 (2.10, 5.09) *** 2.17 (1.15, 4.10) *
Psychosocial
Sexual attraction only to men 59.2% 81.9% 3.09 (1.92, 4.97) ***
Identification as gay/transgender 62.2% 86.9% 4.06 (2.39, 6.92) ***
Femininity 2.69 3.49 2.21 (1.78, 2.74) *** 1.50 (1.11, 2.04) **
Sexual identity confusion 2.12 1.85 0.45 (0.31, 0.64) ***
Internalized homophobia 2.23 1.88 0.25 (0.16, 0.37) *** 0.40 (0.22, 0.71) **
Secrecy about orientation 2.38 1.66 0.40 (0.31, 0.51) ***
Hazardous drinking 40.0% 54.5% 1.98 (1.21, 2.67) ** 1.81 (1.06, 3.07) *
Drug problems 11.3% 11.0% 0.98 (0.53, 1.83)

OR = odds ratio; 95% CI = 95% confidence interval.

*

p ≤ .05;

**

p ≤ .01;

***

p ≤ .001.

a

Variables in the multivariate model are the variables that remained after backward stepwise procedures.

b

Log-transformed.