Table 1. Characteristics of 2031 Southern African adult subjects with C-Clade HIV-1 infection enrolled in four cohorts.
| Cohort Location | Number of Subjects | Median CD4 (IQRa), cells/mm3 | Median VL (IQRa), copies/ml |
| Bloemfontein, South Africa | 261 | 76 (32-548) | 84000 (13000-250000) |
| Durban, South Africa | 1225 | 376 (239-520) | 38200 (7430-154500) |
| Kimberley, South Africa | 31 | 326 (275-477) | 47000 (8800-295000) |
| Gaborone, Botswana | 514 | 342 (219-476) | 19100 (3920-78200) |
| Total | 2031 | 352 (204-519) | 32800 (6565-140454) |
a
IQR = interquartile range.