Table 1. Baseline demographics and HIV risk factors for the past 28 days by treatment assignment and treatment schedule.

	Treatment
	Active		Placebo
Variable	Daily(24) n(%)	Intermittent(24) n(%)	Daily(12) n(%)	Intermittent(12) n(%)	Total(72) N(%)
Male gender	12 (50)	13 (54)	4 (33)	7 (58)	36 (50)
Age – yr (mean (range))	33 (20-47)	33 (22-48)	33 (26-47)	33 (27-46)	33 (20-48)
Drank alcohol before sex	2 (8)	2 (8)	2 (17)	0	6 (8)
Used any street drugs	1 (2)	0 (0)	1 (3)	0 (0)	1 (1)
Genital sore or discharge	2 (8)	1 (4)	3 (25)	2 (17)	8 (11)
Number of sex partners past month
1	23 (96)	17 (71)	12 (100)	8 (67)	60 (83)
2	1 (4)	6 (25)	0	4 (33)	11 (15)
3	0	1 (4)	0	0	1 (1)
Number of HIV-infected partners past month
0	0	0	0	1 (8)	1 (1)
1	24 (100)	23 (96)	12 (100)	11 (92)	70 (97)
2	0	1 (4)	0	0	1 (1)
Condom use with HIV-infected partners
Not Applicable	0	0	0	1 (8)	1 (1)
Never	1 (4)	0	0	0	1 (1)
Sometimes	3 (13)	2 (8)	1 (8)	1 (8)	7 (10)
Frequently	1 (4)	4 (17)	1 (8)	0	6 (8)
Always	19 (79)	18 (75)	10 (83)	10 (83)	57 (79)