Table 1.
Baseline characteristics of the cohort participants
| Variable | N | Urban (IDI) | N | Rural (TASO) |
|---|---|---|---|---|
| N (%) | N (%) | |||
| Baseline age in years | 402 | 610 | ||
| 18–34 | 118 (29.3) | 52 (8.5) | ||
| 35–44 | 180 (44.8) | 274 (44.9) | ||
| > 45 | 104 (25.9) | 284 (46.6) | ||
| Gender | ||||
| Female | 280 (69.6) | 462 (75.7) | ||
| Male | 122 (30.4) | 148 (24.3) | ||
| Marital status | ||||
| Married/cohabiting | 187 (46.5) | 278 (46.6) | ||
| Not married | 215 (53.5) | 332 (54.4) | ||
| Educational level | ||||
| No formal education | 15 (3.7) | 110 (18.0) | ||
| Primary level | 173 (43.0) | 285 (46.7) | ||
| ≥ Secondary level | 214 (53.3) | 215 (35.3) | ||
| Employment | ||||
| Formal employment | 178 (44.3) | 105 (17.6) | ||
| No formal employment | 224 (55.7) | 491 (82.4) | ||
| Baseline ART regimen | ||||
| ZDV 3TC EFV | 123 (33.5) | 113 (18.5) | ||
| D4T 3TC NVP | 66 (18.0) | 0 | ||
| ZDV 3TC NVP | 0 | 356 (58.3) | ||
| TDF based regimen | 177 (48.5) | 141 (23.0) | ||
| Mean time on ART | 8.7 (SD 1.2) | 7.0 (SD 0.3) | ||
| Baseline viral load | ||||
| Mean log 10 viral load copies/ml | 2.65 (SD 0.34) | 1.91 (SD 1.27) | ||
| < 1000 cells/ml | 385 (96) | 501 (82.1) | ||
| ≥ 1000 cells/ml | 16 (4.0) | 109 (17.9) | ||
| Baseline CD4 cell/mm3 | ||||
| Mean CD4 | 426(SD 194.4) | 564.3 (284.2) | ||
| < 200 cells/mm3 | 43 (10.7) | 54 (8.85) | ||
| 200–499 cells/mm3 | 237 (60.0) | 213 (34.9) | ||
| > 499 cells/mm3 | 122 (30.4) | 340 (55.7) | ||
| WHO staging | ||||
| Stage 1 | 2 (0.5) | 25 (4.2) | ||
| Stage 2 | 51(12.7) | 243 (41.3) | ||
| Stage 3 | 232 (57.7) | 205 (34.8) | ||
| Stage 4 | 117 (29.1) | 116 (19.7) | ||
Some percentages do not add up to 100% because of missing data