Table 3.

Sexual Behavior Latent Class Membership as a Function of Key Characteristics

	Prevalence of Sexual Behavior Latent Class Membership Across Age, Race/Ethnicity, Education, Relationship Status, and HIV Status			Association between Characteristics of MSM and Latent Class Membership Relative to UAI-Only Class (Class 1)

Characteristic	Class 1 (UAI-Only)	Class 2 (Partner-Seekers)	Class 3 (Multiple-Behaviors)	Class 2 (Partner-Seekers)		Class 3 (Multiple-Behaviors)		Overall Test of Significance p-value ^a

	(%)	(%)	(%)	Odds Ratio	95% Confidence Interval	Odds Ratio	95% Confidence Interval
Age								0.13
18–24	68	6	26	REF	–	REF	–
25–44	37	31	32	2.07	(0.44, 9.75)	2.00	(0.75, 5.30)
45+	24	32	44	1.44	(0.24,8.74)	4.01	(1.19, 13.44)
Race/Ethnicity								0.12
White non-Hispanic	24	42	34	REF	–	REF	–
Black non-Hispanic	12	53	35	2.19	(0.81, 5.96)	0.53	(0.17, 1.65)
Hispanic	8	84	7	0.65	(0.06, 6.73)	0.02	(0.00, 47.24)
Other	14	39	47	2.48	(0.73, 8.49)	0.88	(0.27, 2.87)
Education								0.03
HS Diploma or less	78	7	14	REF	–	REF	–
At least some college	62	15	23	1.29	(0.50, 3.32)	3.92	(1.05, 14.61)
Relationship Status								0.49
Single	32	60	8	REF	–	REF	–
Committed Partner	57	43	0	1.56	(0.64, 3.80)	1.37	(0.60,3.09)
Known HIV Status								<0.01
Not Positive	73	13	14	REF	–	REF	–
Positive	41	46	13	1.54	(0.40, 5.94)	6.56	(2.30,18.68)
Sexual Partners in Last Year								<0.01
1–3	88	2	10	REF	–	REF	–
4–7	41	2	57	15.16	(2.92, 78.61)	2.21	(0.12, 39.76)
8 or more	22	28	50	24.38	(3.88, 153.22)	43.40	(4.84, 389.12)

Based on test statistic for the overall association between characteristic and latent class membership (2*difference in log-likelihood of comparison models)