Table 2.
Characteristics of patients on ART >1 year according to result of VL testing, threshold VL 1000 copies/mL.
| Characteristics | VL < 1000 (N = 175) | VL > 1000 (N = 53) | OR (95% CI) | P value | |
|---|---|---|---|---|---|
| Univariate | Multivariate | ||||
| Gender: male (%) | 153 (87) | 40 (75) | 0.44 (0.2–0.95) | — | — |
| Gender: female (%) | 22 (13) | 13 (25) | 2.26 (1.05–4.88) | .043 | .066 |
| IDU (%) | 133 (175) | 42 (79) | 1.2 (0.57–2.55) | .34 | — |
| Prior ART exposure (%) | 12 (7) | 18 (34) | 6.99 (3.09–15.8) | <.0001 | <.0001 |
| Adherence: “Good” (%) | 132 (75) | 37 (70) | 0.75 (0.38–1.49) | .419 | — |
| Adherence: “Poor” (%) | 43 (25) | 16 (30) | 1.33 (0.67–2.62) | — | — |
| CD4 cell count, median (interquartile range) cells/uL | |||||
| at time of registration to An Hoa OPC | 59 (20–143) | 50 (12–149) | — | — | — |
| at time of viral load testing | 267 (171–374) | 167 (78–260) | — | — | — |
| Documented immunologic failure (%) | 19 (11) | 18 (34) | 4.2 (2.0–8.9) | <.0001 | .0001 |
| Documented clinical failure (%) | 7 (4) | 7 (13) | 3.6 (1.2–10.9) | .024 | — |
IDU: injection drug use, ART: antiretroviral therapy.
OPC: outpatient center, VL: VIRAL load.