Table 1.

Characteristics of patients on first-line ART for six or more months (n = 244,370).

	Median (IQR)
Age (years)
At ART start	33 (27–42)
Current	38 (30–46)
CD4 cell count (cells/mm3)
At ART start	197 (108–312)
Most recent	455 (300–637)
Viral load (copies/ml)
On first-line treatment	124 (124–125)
Duration on ART (years)
On first-line treatment	3.6 (1.9–5.8)

ART: antiretroviral therapy; IQR: inter-quartile range.