Table 3.

Logistic regressions on factors associated with sexual risk behaviors

Characteristics	Multiple sex partners		Inconsistent condom use		Less condom use than before HIV diagnosis
	cOR(95% CI)	aOR(95% CI)	cOR(95% CI)	aOR(95% CI)	cOR(95% CI)	aOR(95% CI)
Age group
< 30	1.70(1.06,2.73)*	1.24(0.68,2.26)	1.29(0.98,1.70)	1.25(0.93,1.69)	1.20(0.89,1.63)	1.15(0.84,1.59)
30–49	Reference	Reference	Reference	Reference	Reference	Reference
≥ 50	1.96(1.20,3.20)**	2.20(1.26,3.84)**	1.54(1.14,2.09)**	1.65(1.19,2.30)**	1.68(1.23,2.29)**	1.73(1.25,2.40)**
Gender
Male	2.61(1.67,4.08)***	0.93(0.53,1.63)	0.93(0.75,1.14)	___	0.84(0.67,1.06)	0.98(0.74,1.30)
Female	Reference	Reference	Reference	___	Reference	Reference
Ethnicity
Han	0.94(0.63,1.41)	___	1.12(0.90,1.40)	___	1.15(0.90,1.47)	___
Non-Han	Reference	___	Reference	___	Reference	___
Same-sex behavior
Yes	Reference	___	Reference	Reference	Reference	___
No	1.19(0.62,2.26)	___	1.40(1.01,1.95)*	1.52(1.08,2.16)*	0.99(0.70,1.42)	___
Education in years	1.01(0.95,1.08)	___	0.99(0.95,1.02)	___	0.94(0.91,0.98)**	0.95(0.92,0.99)*
Monthly household income (RMB)
0–999	1.27(0.80,2.03)	1.16(0.68,1.98)	1.45(1.15,1.82)**	1.37(1.07,1.75)*	1.26(0.98,1.64)	___
1000–1999	Reference	Reference	Reference	Reference	Reference	___
2000–2999	1.94(1.07,3.53)*	1.77(0.91,3.46)	0.89(0.63,1.26)	0.90(0.63,1.30)	1.26(0.86,1.83)	___
≥ 3000	2.65(1.37,5.15)**	2.22(1.03,4.78)*	1.14(0.75,1.75)	1.15(0.73,1.80)	1.06(0.66,1.72)	___
Self-report health status
Very good	1.02(0.62,1.67)	___	0.83(0.63,1.08)	0.93(0.70,1.24)	0.91(0.68,1.22)	___
Good	1.08(0.68,1.72)	___	0.81(0.63,1.04)	0.82(0.63,1.08)	0.80(0.60,1.06)	___
Normal	Reference	___	Reference	Reference	Reference	___
Bad	0.84(0.41,1.75)	___	1.27(0.88,1.82)	1.21(0.82,1.79)	1.04(0.70,1.54)	___
Steady partner infected with HIV
Yes	Reference	Reference	2.52(1.99,3.19)***	2.45(1.89,3.16)***	1.43(1.10,1.85)**	1.27(0.97,1.67)
No	1.76(1.04,2.98)*	1.10(0.63,1.91)	Reference	Reference	Reference	Reference
Don’t know	5.60(3.05,10.27)***	3.25(1.70,6.20)***	3.40(2.24,5.16)***	3.40(2.20,5.25)***	1.66(1.08,2.57)*	1.70(1.09,2.64)*
No steady partner	34.45(19.11,62.10)***	21.85(11.54,41.37)***	2.84(1.73,4.67)***	2.55(1.49,4.35)***	1.68(1.00,2.83)*	1.72(1.01,2.94)*
Transmission route
Steady partner	Reference	Reference	1.33(1.04,1.70)*	1.23(0.93,1.62)	1.54(1.17,2.04)**	1.58(1.14,2.21)**
Casual/commercial partner	11.22(5.11,24.64)***	6.81(2.83,16.38)***	Reference	Reference	Reference	Reference
Injection drug use	10.13(4.37,23.51)***	6.89(2.63,18.06)***	1.32(0.97,1.81)	1.21(0.85,1.71)	1.31(0.92,1.86)	1.37(0.95,1.97)
Other/don’t know	2.67(1.01,7.11)*	1.96(0.69,5.54)	1.22(0.91,1.64)	1.11(0.81,1.53)	1.25(0.89,1.74)	1.26(0.89,1.78)

^*p ≤ .05;

^**p ≤ .01;

^***p ≤ .001 (two-tailed).

Note: potential predictors with p-value < 0.2 in univariate logistic regression were entered into multiple logistic regression models.