Table 5 Odds ratio (95% C.I) of HIV status for proximate and biological determinants
Models A (n = 317) | Model B (n = 310) | Model C (n = 297) | |||||||
|---|---|---|---|---|---|---|---|---|---|
Factors (reference category) | O.R. | 95% C.I. | O.R. | 95% C.I. | O.R. | 95% C.I. | |||
Discharge in the penis (No) | |||||||||
Yes | 0.53 | 0.09 | 2.86 | 0.55 | 0.09 | 3.28 | 0.69 | 0.06 | 7.57 |
Sore or ulcer in the penis (No) | |||||||||
Yes | 2.46 | 0.59 | 10.19 | 2.87 | 0.61 | 13.61 | 2.14 | 0.32 | 14.11 |
Diagnosed with STI (No) | |||||||||
Yes | 0.38 | 0.07 | 1.96 | 0.28 | 0.05 | 1.67 | 0.23 | 0.02 | 2.18 |
Diagnosed with TB (No) | |||||||||
Yes | 4.55 | 1.60 | 12.93 | 3.88 | 1.23 | 12.5 | 1.84 | 0.28 | 12.15 |
Total number of sexual partners in 12 months [1] | |||||||||
2 | 0.89 | 0.46 | 1.76 | 0.57 | 0.23 | 1.44 | |||
3+ | 0.58 | 0.24 | 1.37 | 0.29 | 0.09 | 0.98 | |||
Condom use in last 3 sexual acts (Never) | |||||||||
Sometimes/Always | 2.16 | 1.13 | 4.12 | 2.02 | 0.87 | 4.66 | |||
Paid for sex last 12 months (No) | |||||||||
Yes | 1.65 | 0.49 | 5.53 | 3.57 | 0.83 | 15.43 | |||
Use of alcohol and drugs before sex (Never) | |||||||||
Sometimes/Always | 0.50 | 0.22 | 1.15 | 0.32 | 0.11 | 0.98 | |||
Age at first sex (≤ 18) | |||||||||
19 – 24 | 0.85 | 0.47 | 1.55 | 0.82 | 0.38 | 1.78 | |||
≥ 25 | 0.54 | 0.18 | 1.60 | 0.79 | 0.22 | 2.79 | |||
Circumcision (No) | |||||||||
Yes | 0.59 | 0.32 | 1.09 | 0.59 | 0.28 | 1.22 | |||
Age (≥ 51) | |||||||||
21 – 30 | 1.17 | 0.24 | 5.82 | ||||||
31 – 40 | 1.49 | 0.62 | 3.62 | ||||||
41 – 50 | 0.60 | 0.23 | 1.61 | ||||||
Number of wives in both countries (1 in SA and Moz) | |||||||||
No wife | 2.05 | 0.27 | 15.61 | ||||||
1 in SA | 0.33 | 0.01 | 13.71 | ||||||
1 in Moz | 0.89 | 0.22 | 3.65 | ||||||
> 1 in Moz | 2.05 | 0.41 | 10.21 | ||||||
Education level (Secondary+) | |||||||||
None | 0.45 | 0.05 | 3.78 | ||||||
Primary | 0.74 | 0.26 | 2.09 | ||||||
Occupation (other) | |||||||||
Engine driver | 2.42 | 0.52 | 11.28 | ||||||
Perforator | 2.89 | 0.56 | 15.01 | ||||||
Supervisor | 3.61 | 0.68 | 19.18 | ||||||
Perceived risk of contracting HIV (HIV+) | |||||||||
None | 0.004 | 0.000 | 0.05 | ||||||
Low | 0.005 | 0.000 | 0.06 | ||||||
Moderate | 0.007 | 0.001 | 0.08 | ||||||
High | 0.005 | 0.000 | 0.06 | ||||||
Accommodation in S.A. (alone) | |||||||||
Hostel | 1.58 | 0.66 | 3.76 | ||||||
Family | 1.64 | 0.56 | 4.81 | ||||||
Girlfriend/friends | 1.62 | 0.462 | 5.67 | ||||||