Risk Factors for HIV/Syphilis Infection and Male Circumcision Practices and Preferences among Men Who Have Sex with Men in China

Table 4

Association between HIV, syphilis, and circumcision among MSM, Chengdu, China, 2009.

Prevalence	Total MSM; (𝑛=520)			MSM engaged in EIAI or PIAI; (𝑁=310)			MSM engaged in ERAI or PRAI; (𝑁=210)
	Circumcised; (%) (𝑛=60)	Uncircumcised; (𝑛=460)	𝑃	Circumcised; (𝑛=38)	Uncircumcised; (𝑛=272)	𝑃	Circumcised; (𝑛=22)	Uncircumcised; (𝑛=188)	𝑃
HIV	13.6	13.3	0.939	15.8	9.6	0.237	13.6	20.7	0.434
Syphilis	7.6	17.5	0.05	5.3	16.7	0.046	13.6	17.6	0.656

Note: Chi Square test was applied; EIAI: exclusively insertive anal intercourse; PIAI: predominantly insertive anal intercourse; ERAI: exclusively receptive anal intercourse; PRAI: predominantly receptive anal intercourse; due to missing data, sample size may differ.