Table 3.
Characteristics of patients in the Themba Lethu Clinical HIV Cohort in Johannesburg, South Africa
| Characteristics | Exposure | Pre-ART (n = 8217), n (%) | ART (n = 21 101), n (%) |
|---|---|---|---|
| Gender | Female | 5222 (63.6) | 13 428 (63.6) |
| Male | 2995 (36.4) | 7671 (36.4) | |
| Missing | 0 (0) | 2 (0) | |
| Nationality | South African | 7608 (92.6) | 19 195 (91.0) |
| Non-South African | 609 (7.4) | 1904 (9.0) | |
| Missing | 0 (0) | 2 (0) | |
| Education level | No formal education | 1151 (14.0) | 634 (3.0) |
| Primary school | 648 (7.9) | 2946 (14.0) | |
| Secondary school | 2445 (29.8) | 113 20 (53.7) | |
| Tertiary education | 160 (2.0) | 744 (3.5) | |
| Missing | 3813 (46.3) | 5357 (25.8) | |
| Employment status | Unemployed | 4434 (54.0) | 11 121 (52.7) |
| Employed | 3783 (46.0) | 9978 (47.3) | |
| Missing | 0 (0) | 2 (0) | |
| Characteristics at HAART initiation only | |||
| Age | Median (IQR) | 36 (30.8–42.6) | |
| BMI (kg/m2) | <18.5 | 3140 (14.9) | |
| 18.5–24.9 | 9025 (42.8) | ||
| 25–29.9 | 2804 (13.3) | ||
| ≥30 | 1302 (6.2) | ||
| Missing | 4830 (22.9) | ||
| Median (IQR) | 21.7 (19.1–25) | ||
| CD4 count category (cells/mm3) | <50 | 5224 (24.8) | |
| 50–100 | 3231 (15.3) | ||
| 100–200 | 5725 (27.1) | ||
| 200–350 | 2359 (11.2) | ||
| >350 | 705 (3.3) | ||
| Missing | 3857 (18.3) | ||
| Median (IQR) | 103 (39–178) | ||
| HIV viral load (copies/ml) | ≤100 000 | 3197 (7.2) | |
| >100 000 | 1527 (15.2) | ||
| Missing | 16 377 (77.6) | ||
| Haemoglobin | Median (IQR) | 11.6 (10.0–13.1) | |
| TB | Yes | 2519 (11.9) | |
| No | 8582 (88.1) | ||
| Missing | (0) | ||
| Current status | Alive | 13 067 (62.0) | |
| Deceased | 1701 (8.1) | ||
| Lost to follow-up | 4576 (21.7) | ||
| Transferred out | 1757 (8.3) | ||
| Missing | 0 (0) |