Table 2.

Multinomial logistic regression of MSM who never tested for syphilis or HIV, or ever tested for either HIV or syphilis, compared to men who had ever tested for both HIV and syphilis, China (2016)

Characteristic	Never tested vs. ever tested for both HIV and syphilis Adjusted POR# (95% CI)	P value	Ever tested HIV only vs. ever tested for both HIV and syphilis Adjusted POR# (95% CI)	P value
Sexual identity
- gay	Reference		Reference
- non-gay	1.86 (1.45–2.37)***	<0.001	1.16 (0.90–1.51)	0.25
Disclosed sexuality or sexual history with men (other than usual partner)
- Yes	Reference		Reference
- No	2.22 (1.75–2.78)***	<0.001	1.26 (0.98–1.61)	0.07
Disclosed sexuality or sexual history with health providers
- Yes	Reference		Reference
- No	11.11 (7.69–14.29)***	<0.001	2.95 (2.25–3.88)***	<0.001
Condomless sex with casual partner in the last 3 months
- Yes	Reference		Reference
- No	1.89 (1.37–2.56)***	<0.001	1.29 (0.96–1.73)	0.09
Ever had sex with female
- Yes	Reference		Reference
- No	1.27 (0.97–1.66)	0.09	1.06 (0.81–1.40)	0.66
Transactional sex
- Yes	Reference		Reference
- No	0.93 (0.67–1.30)	0.68	0.86 (0.62–1.20)	0.38
Community engagement in sexual health
- Substantial engagement	Reference		Reference
- Moderate engagement	1.39 (1.06–1.82)*	0.02	1.63 (1.26–2.10)***	<0.001
- Minimal engagement	6.93 (4.56–10.52)***	<0.001	2.96 (1.89–4.62)***	<0.001
- No engagement	15.16 (9.40–24.45)***	<0.001	5.62 (3.40–9.27)***	<0.001
Mainly meet partners
- online	Reference		Reference
- offline	1.49 (1.16–1.92)**	<0.01	1.28 (0.98–1.67)	0.07
Anticipated HIV stigma	0.85 (0.72–1.01)	0.06	0.86 (0.73–1.03)	0.10

^#adjusted for age, education, income, household registration status,

^*p<0.05,

^**p<0.01,

^***p<0.001,

POR= prevalence odds ratio, 95% CI = 95% confidence interval