Independent variables | HIV infection (N = 22, %) | OR (95% CI) | P value | Adjusted OR (95% CI) | P value |
---|---|---|---|---|---|
Types of working venues | |||||
 Low-level | 22 (100.0) | Referent |  | Referent |  |
 Medium-level | 0 (0.0) | NA | 0.991 | NA | 0.990 |
 High-level | 0 (0.0) | NA | 0.997 | NA | 0.997 |
 Current age (years) | 22 (100.0) | 1.03 (0.98, 1.08) | 0.201 | 1.01 (0.94, 1.09) | 0.760 |
Marital status | |||||
 Unmarried/divorced/widowed | 7 (31.8) | Referent |  | Referent |  |
 Married/cohabiting | 15 (68.2) | 0.80 (0.33, 1.99) | 0.637 | 0.60 (0.21, 1.71) | 0.337 |
Nationality | |||||
 Chinese | 2 (9.1) | Referent |  | Referent |  |
 Vietnamese | 20 (90.9) | 16.28 (3.79, 69.88) | < 0.001 | 6.70 (1.16, 38.77) | 0.034 |
Years of education | |||||
 ≤ 9 | 21 (95.5) | Referent |  | Referent |  |
 > 9 | 1 (4.5) | 0.41 (0.06, 3.05) | 0.382 | 1.72 (0.18, 16.70) | 0.639 |
Total duration of sex work (months) | 22 (100.0) | 1.00 (0.99, 1.01) | 0.394 | 1.01 (0.99, 1.02) | 0.189 |
Age when they first engaged in commercial sex work (years) | |||||
 < 18 | 1 (4.5) | Referent |  | Referent |  |
 ≥ 18 | 21 (95.5) | 0.54 (1.86, 4.08) | 0.548 | 0.03 (0.01, 0.57) | 0.020 |
Average charge per sex transaction (RMB) | 22 (100.0) | 0.96 (0.95, 0.98) | < 0.001 | 0.97 (0.95, 0.99) | 0.017 |
Length of sex work in current location (months) | |||||
 ≥ 6 | 14 (63.6) | Referent |  | Referent |  |
 < 6 | 8 (36.4) | 1.06 (0.44, 2.53) | 0.905 | 0.67 (0.21, 2.11) | 0.491 |
The level of HIV-related knowledge | |||||
 High-level | 16 (92.7) | Referent |  | Referent |  |
 Low-level | 6 (27.3) | 5.61 (2.15, 14.65) | < 0.001 | 1.27 (0.38, 4.28) | 0.704 |
Consistent condom use in past month | |||||
 Yes | 14 (63.6) | Referent |  | Referent |  |
 No | 8 (36.4) | 4.43 (1.83, 10.70) | 0.001 | 1.52 (0.50, 4.66) | 0.465 |
The number of male clients in the past month | |||||
 ≤ 30 | 4 (18.2) | Referent |  | Referent |  |
 > 30 | 18 (81.8) | 3.48 (1.17, 10.32) | 0.025 | 1.21 (0.35, 4.18) | 0.760 |
Had regular male clients in the past month | |||||
 Yes | 9 (40.9) | Referent |  | Referent |  |
 No | 13 (59.1) | 2.63 (1.12, 6.19) | 0.027 | 3.26 (1.14, 9.29) | 0.027 |
Had a history of male clients used aphrodisiacs | |||||
 No | 18 (81.8) | Referent |  | Referent |  |
 Yes | 4 (18.2) | 3.13 (1.04, 9.41) | 0.042 | 2.51 (1.59, 3.94) | 0.503 |
Lifetime illicit drug use | |||||
 Yes | 0 (0.0) | Referent |  | Referent |  |
 No | 22 (100.0) | NA | 1.000 | NA | 1.000 |
Received free condoms distribution and education/HIV counselling and testing program in the past year | |||||
 Yes | 20 (90.9) | Referent |  | Referent |  |
 No | 2 (9.1) | 2.84 (0.65, 12.44) | 0.167 | 1.66 (0.27, 10.04) | 0.581 |
Participated in peer education in the past year | |||||
 No | 12 (54.5) | Referent |  | Referent |  |
 Yes | 10 (45.5) | 0.47 (0.20, 1.09) | 0.078 | 0.33 (0.11, 10.04) | 0.058 |