Characteristics | Crude Model | Adjusted Model# | ||
---|---|---|---|---|
OR (95%CI) | P | OR (95%CI) | P | |
Age (years) | ||||
 18–25 | Ref | – | Ref | – |
 26–29 | 0.35(0.17–0.72) | 0.005 | 0.45(0.19–1.05) | 0.064 |
 30–34 | 0.48(0.24–0.97) | 0.041 | 0.81(0.26–2.53) | 0.721 |
  ≥ 35 | 1.47(0.83–2.61) | 0.185 | 1.70(0.56–5.10) | 0.347 |
Ethnicity | ||||
 Han | Ref | – | Ref | – |
 Non-Han | 2.39(1.37–4.15) | 0.002 | 2.09(1.15–3.81) | 0.016 |
Marital status | ||||
 Not married | Ref | – | Ref | – |
 Married | 0.76(0.46–1.25) | 0.284 | 0.65(0.25–1.69) | 0.379 |
 Divorced or widowed | 2.74(1.45–5.19) | 0.002 | 1.53(0.51–4.60) | 0.450 |
Education level | ||||
 Illiterate or elementary school | Ref | – | Ref | – |
 Junior high school | 0.81(0.50–1.30) | 0.382 | 1.15(0.69–1.92) | 0.586 |
 High school and above | 0.80(0.34–1.90) | 0.613 | 1.20(0.47–3.06) | 0.699 |
Monthly income (USD) | ||||
  < $500 | Ref | – | Ref | – |
 $500–$1000 | 0.51(0.32–0.83) | 0.006 | 0.57(0.34–0.96) | 0.033 |
  > $1000 | 0.56(0.29–1.05) | 0.070 | 0.47(0.24–0.93) | 0.031 |
Household registration | ||||
 Local city | Ref | – | Ref | – |
 Other cities in this province | 0.69(0.31–1.54) | 0.367 | 0.69(0.30–1.60) | 0.384 |
 Other provinces | 0.48(0.24–0.96) | 0.037 | 0.49(0.24–1.02) | 0.056 |
Length of time working in current location | ||||
 1 year and above | Ref | – | Ref | – |
 6–12 months | 0.51(0.29–0.91) | 0.022 | 0.60(0.33–1.10) | 0.098 |
  < 6 months | 0.10(0.02–0.41) | 0.001 | 0.13(0.03–0.56) | 0.006 |
Workplace | ||||
 Middle-level venue | Ref | – | Ref | – |
 Low-level venue | 2.78(1.01 ~ 7.70) | 0.049 | 1.95(0.68 ~ 5.59) | 0.216 |
Average number of clients in the past month (continue variable) | ||||
 | 1.02(1.00 ~ 1.04) | 0.043 | 1.02(1.00 ~ 1.04) | 0.045 |
Consistent condom uses with clients in the past month | ||||
 No | Ref | – | Ref | – |
 Yes | 1.01(0.64 ~ 1.59) | 0.969 | 1.15(0.69 ~ 1.92) | 0.583 |
Providing anal sex for clients | ||||
 No | Ref | – | Ref | – |
 Yes | 2.44(1.55 ~ 3.85) | 0.001 | 1.82(1.11 ~ 2.96) | 0.017 |
Regular partner (boyfriend or husband) | ||||
 No | Ref | – | Ref | – |
 Yes | 1.50(0.86 ~ 2.62) | 0.155 | 2.59(1.35 ~ 4.99) | 0.004 |
STD symptoms in the past 12 months | ||||
 No | Ref | – | Ref | – |
 Yes | 4.03(2.58 ~ 6.29) | < 0.001 | 3.33(2.03 ~ 5.46) | < 0.001 |
HIV testing in the past 12 months | ||||
 No | Ref | – | Ref | – |
 Yes | 5.32(3.57 ~ 7.92) | < 0.001 | 3.94(2.34 ~ 6.65) | < 0.001 |
Syphilis testing in the past 12 months | ||||
 No | Ref | – | Ref | – |
 Yes | 6.82(4.5 ~ 10.33) | < 0.001 | 3.27(1.96 ~ 5.46) | < 0.001 |
Smoke in the past 12 months | ||||
 No | Ref | – | Ref | – |
 Yes | 0.87(0.49–1.55) | 0.646 | 0.91(0.50–1.66) | 0.761 |
Sexual abuse in the past 12 months | ||||
 No | Ref | – | Ref | – |
 Yes | 8.64(5.53–13.49) | < 0.001 | 2.01(1.08–3.72) | 0.028 |