Table 1. Demographic baseline characteristics of study population.

		Alive and still in follow-up (N = 8,615)		Negative outcomes: death, lost to follow up (N = 1,798)		Total (N = 10,413)
		n	%	n	%	n	%
Age	Mean (SD)	35.95 (7.98)		36.05 (8.52)		35.97 (8.08)
	Missing					26
Sex	Male	5090	59.1	1243	69.2	6333	60.9
	Missing					10
Alcoholism	Habitual	674	8.7	177	11.0	851	9.1
	Social	1341	17.3	314	19.5	1655	17.7
	Never	5729	74.0	1120	69.5	6849	73.2
	Missing					1058
Literacy	Not literate	798	9.5	210	11.9	1008	9.9
	Literate	7603	90.5	1553	88.1	9156	90.1
	Missing					249
HIV risk factors	Heterosexual	7232	85.8	1510	85.6	8742	85.8
	MSM	141	1.7	32	1.8	173	1.7
	Sex Worker	16	0.2	3	0.2	19	0.2
	IDU	291	3.5	72	4.1	363	3.6
	Blood transfusion	305	3.6	51	2.9	356	3.5
	Mother to child	3	0.0	0	0.0	3	0.0
	Unknown	436	5.2	95	5.4	531	5.2
	Missing					226

SD: Standard deviation; MSM: Men who have sex with men; IDU: Injecting drug user.