| 2004 | 2005 | 2006 | Total | F scores |
---|---|---|---|---|---|
 | (n = 223) | (n = 485) | (n = 204) |  | (df) |
Age * (years, mean [SD]) | 37.9 (9.0) | 37.7 (8.3) | 36.1 (7.7) | 37.4 (8.4) | 3.192 (2, 844) |
Personal monthly income a (ZAR, mean [SD]) | 1774.2 (1439.0) | 1737.6 (1486.8) | 1007.9 (760.3) | 1657.8 (1411.9) | 1.727 (2, 108) |
Dwelling size, number of rooms a (mean [SD]) | 3.9 (1.9) | 3.7 (1.6) | 4.0 (1.7) | 3.8 (1.7) | 0.044 (2, 844) |
Transport cost * (ZAR, mean) | 6.8 (9.1) | 8.5 (12.4) | 10.1 (14.7) | 8.4 (12.2) | 3.259 (2, 589) |
CD4 cell count at ART initiation * | 109.3 (73.7) | 138.9 (73.6) | Â | 120.8 (74.8) | 4.229 (1, 109) |
Viral load at ART initiation a | 327113.4 (710803.5) | 255867.3 (511759.9) | Â | 302490.1 (646032.4) | 0.638 (1, 226) |
Days since first HIV-positive diagnosis * (mean [SD]) | 772.7 (971.7) | 625.4 (747.8) | 545.9 (748.3) | 642.9 (806.9) | 3.756 (2, 820) |