Table 2.

Results of CD4 + T cells and viral load within the 48 months second-line antiretroviral treatment

Duration of treatment (month)	Patients followed-up (n)	Viral load (lg10) (median, IQR) copies/ml	Viral load compared with baseline	CD4 + T cells (median, IQR) cells/μl	CD4 compared with baseline
Baseline	120	4.58(3.96–5.17)	–	170(100–272)	–
6	102	2.02(1.00–3.84)	P < 0.001	230(164–323)	P < 0.001
12	104	1.60(1.00–3.38)	P < 0.001	246(185–349)	P < 0.001
18	82	1.77(1.00–3.87)	P < 0.001	296(186–394)	P < 0.001
24	90	1.70(1.00–3.90)	P < 0.001	316(205–436)	P < 0.001
48	85	1.00(1.00–3.15)	P < 0.001	359(236–501)	P < 0.001