Table 4 Poisson regression analysis of factors associated with HIV infection among MSMa in Maanshan, China
From: HIV associated factors among men who have sex with men in Maanshan, China: a cross-sectional study
Variable | β | SE | Wald | P-value | ORb (95% CIc) |
|---|---|---|---|---|---|
Age (years old) | 0.015 | 0.010 | 2.517 | 0.113 | 1.02(1.00-1.04) |
Education level | |||||
Increase from low level to higher | -0.238 | 0.090 | 6.414 | 0.011 | 0.79(0.66–0.95) |
Occupation (Reference: student) | |||||
Farmer | -0.743 | 1.111 | 0.447 | 0.504 | 0.48(0.05–4.20) |
Laborer | 0.683 | 0.366 | 3.476 | 0.062 | 1.98(0.97–4.06) |
Public institutions | 0.353 | 0.523 | 0.455 | 0.500 | 1.42(0.51–3.97) |
Freelancer | 1.391 | 0.366 | 14.479 | < 0.001 | 4.02(1.96–8.23) |
Others | 1.098 | 0.414 | 7.031 | 0.008 | 3.00(1.33–6.75) |
Monthly income (yuan/RMB) | |||||
Increase from small number to bigger | -0.384 | 0.092 | 17.605 | < 0.001 | 0.68(0.57–0.82) |
Scope of sex partner distribution | |||||
Increase from small area to bigger | 0.575 | 0.138 | 17.478 | < 0.001 | 1.78(1.36–2.33) |
Number of MSM friends | |||||
Increase from small number to bigger | 0.326 | 0.197 | 2.744 | 0.098 | 1.39(0.94–2.04) |
Ever had group sex (Reference: no) | 0.853 | 0.404 | 4.464 | 0.035 | 2.35(1.06–5.17) |
The role of anal sex with men in the past 6 months (Reference: insertive) | |||||
Receptive | 0.930 | 0.360 | 6.693 | 0.010 | 2.54(1.25–5.13) |
Versatile | 0.852 | 0.297 | 8.246 | 0.004 | 2.34(1.31–4.19) |
Condom use in anal sex with men in the past 6 months | |||||
Increase from never use to consistent use | -0.637 | 0.217 | 8.648 | 0.003 | 0.53(0.35–0.81) |
Number of oral sex partner in the past 6 months | |||||
Increase from small number to bigger | -1.061 | 0.195 | 29.670 | < 0.001 | 0.35(0.24–0.51) |
Non-steady sex partners in the past 6 months (Reference: no) | 0.760 | 0.160 | 22.447 | < 0.001 | 2.14(1.56–2.93) |
Number of male sexual partners | |||||
Increase from small number to bigger | 0.744 | 0.185 | 16.225 | < 0.001 | 2.11(1.47–3.02) |
Illicit drug use during sex with men (Reference: no) | 2.123 | 0.747 | 8.078 | 0.004 | 8.36(1.93–36.14) |