Table 4.

Comparison of baseline demographic characteristics among married MSM and unmarried MSM in Yangzhou

	Married		Unmarried
Characteristic	n	%	n	%	Adjusted χ 2	p
Age (years)					–	–
<20	–	–	5	3.8
20–40	102	54.5	107	82.3
>40	85	45.5	18	13.8
Education level					29.52	<0.001
Middle school or lower	81	43.3	29	22.3
High school	82	43.9	53	40.7
College or higher	24	12.8	48	37.0
Marital status					–	–
Alone	34	18.2	106	81.5
Wife	120	64.2	–	–
Other	33	17.6	24	18.5
Sexual orientation					29.63	<0.001
Homosexual	55	29.4	79	60.8
Bisexual or heterosexual	132	70.6	51	39.2
Venue where sex is found					37.90	<0.001
Bathhouse	125	66.8	45	34.7
Bar	35	18.7	31	23.8
Internet	21	11.2	41	31.5
Other	6	3.2	13	10.0
Commercial sex in the past 6 months					17.65	<0.001
Yes	6	3.2	23	17.7
No	181	96.8	107	82.3
Condom use during last commercial sex encounter					0.23	0.630
Yes	3	50.0	14	60.9
No	3	50.0	9	39.1
Anal sex with men in the past 6 months					2.50	0.114
Yes	112	59.9	90	69.2
No	75	40.1	40	30.8
Condom use during last anal sex with a man					3.53	0.060
Yes	71	63.4	69	76.7
No	41	36.6	21	23.3
Sex with female partners in the past 6 months					47.33	<0.001
Yes	141	75.4	47	36.2
No	46	24.6	83	63.8
Condom use during last sexual encounter with a female partner					0.31	0.581
Yes	40	28.3	16	34.0
No	101	71.7	31	65.9
Syphilis positive					6.97	0.008
Yes	69	36.9	29	22.3
No	118	63.1	101	77.7