Table 1

Sample characteristics, men who have sex with men, Beijing, China, 2009 (N=500)

Variable	N	% Of sample	Missing^*
Age group in years (median 29 years, range 18–71)
18–25	173	34.6
26–35	205	41.0
36–71	122	24.4
Education, completed high school or more	337	67.4
Married to a woman currently	104	20.8
Employment status
Unemployed	46	9.2
Student	27	5.4
Employed	427	85.4
Living ≤3 years in Beijing	221	44.2
Mean monthly income over the last 12 months (RMB)
None	58	11.6
<1000	47	9.4
1000–2999	271	54.2
3000–4999	80	16.0
≥5000	44	8.8
Have health insurance	236	47.2
Self-reported sexual orientation
Homosexual	346	69.2
Heterosexual	5	1.0
Bisexual	147	29.4
Do not know	2	0.4
Self-reported preferred role in anal sex with men			10
Equally	291	59.4
Insertive	133	27.1
Receptive	66	13.5
Three or more male sex partners, last 6 months	264	52.8
Type of most recent male partner, last 6 months			12
Regular	309	63.3
Casual	179	36.7
UAI with most recent male partner	177	35.4
UAI with a casual partner	43	8.6
Knew the HIV status of most recent male partner	129	26.4	12
Disclosed HIV status to most recent male partner	236	48.4	12
Ever had sex with a woman	283	56.6
Had female sexual partner, last 6 months	104	20.8
Unprotected sex with most recent female partner, last 6 months	75	15.0
Drug use, last 12 months	4	0.8
Knows where to get HIV test	470	94.2	1
HIV testing history
Never tested	166	33.2
Tested >1 year prior to interview	68	13.6
Tested within the past year	55	11.0
Tested within the past 6 months	142	28.4
Tested within the past 3 months	69	13.8
Current test HIV positive	36	7.2