Table 10. Description of follow-up time in years for study patients on anti-retroviral therapy (n = 1,282).

	No. of subjects	Total time at risk	Mean	Minimum	Median	Maximum
Failures	226	543.08	2.40	0.51	1.80	7.92
Censored	1056	4091.23	3.87	0.51	3.72	8.36
Total	1282	4634.32	3.61	0.51	3.42	8.36