Table 3.

The odds and proportion of HIV-related risky behaviors among MSMW and MSMO.

Behaviors	Number of studies	Comparison group	Prevalence estimate (%)	Heterogeneity		OR and 95% CI	p value	Heterogeneity
			and 95% CI	I 2 (%)	p value			I 2 (%)	p value
Condom use in the past 6 months
UAI with male	9	MSMW	56.7 (46.2, 67.2)	94.6	<0.001	1.19 (0.99, 1.26)	0.123	40.7	0.096
		MSMO	57.8 (50.4, 65.2)	95.0	<0.001
UIAI with male	3	MSMW	63.9 (57.8, 70.0)	0	0.857	1.19 (0.89, 1.60)	0.101	23.2	0.272
		MSMO	58.3 (46.2, 70.4)	94.3	<0.001
URAI with male	3	MSMW	45.9 (13.4, 78.4)	95.1	<0.001	0.73 (0.50, 1.06)	0.317	35.9	0.210
		MSMO	53.3 (32.9, 73.8)	98.0	<0.001
UAI with commercial male partner	3	MSMW	53.2 (22.8, 83.5)	90.1	<0.001	1.07 (0.76, 1.50)	0.785	35.7	0.211
		MSMO	41.1 (10.2, 72.6)	94.7	<0.001
Anal sexual role
Mainly insertive	8	MSMW	53.2 (37.5, 68.9)	97.9	<0.001	1.74 (1.26, 2.42)	0.004	81.6	<0.001
		MSMO	41.1 (29.5, 52.8)	98.4	<0.001
Mainly receptive	8	MSMW	23.7 (13.9, 33.4)	96.8	<0.001	0.42 (0.28, 0.64)	0.013	83.9	<0.001
		MSMO	38.7 (23.0, 54.5)	99.2	<0.001
Both	5	MSMW	59.4 (53.9, 64.9)	96.8	<0.001	0.92 (0.69, 1.24)	0.256	62.2	0.032
		MSMO	35.8 (20.3, 51.3)	98.7	<0.001
Sex partner in the past 6 months
Multiple (⩾2) male partners	5	MSMW	57.0 (40.8, 73.2)	95.3	<0.001	1.19 (0.85, 1.67)	0.090	69.6	0.010
		MSMO	51.9 (42.8, 60.9)	94.7	<0.001
Having casual male partners	4	MSMW	65.3 (56.8, 73.7)	78.6	0.003	1.16 (0.85, 1.58)	0.141	56.6	0.075
		MSMO	61.6 (53.1, 70.1)	94.5	<0.001
Having commercial male partners	10	MSMW	18.3 (11.6, 25.1)	95.3	<0.001	1.56 (1.01, 2.42)	0.023	86.8	<0.001
		MSMO	12.2 (8.1, 16.4)	96.8	<0.001
Substance use in the past 6 months
Alcohol use	6	MSMW	27.1 (15.7, 38.2)	96.6	<0.001	2.53 (2.14, 2.99)	<0.001	33.5	0.185
		MSMO	13.1 (7.6, 18.6)	96.7	<0.001
Illicit drug use	3	MSMW	5.3 (4.1, 6.5)	0	0.558	2.09 (1.48, 2.95)	<0.001	0	0.435
		MSMO	2.5 (1.9, 3.1)	0	0.536