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Table 5 Multivariate analysis results showing predictors for undetectable viral load

From: Antiretroviral therapy initiation within seven days of enrolment: outcomes and time to undetectable viral load among children at an urban HIV clinic in Uganda

Variable N = 367 % Unadj. HR 95% CI SHRa 95% CI P
Age category 0–5 269 73.30 1.0 (ref)     
6–15 83 22.62 1.34 0.90–2.03 0.49 0.17–1.38 0.174
15–18 15 4.09 2.32 0.84–6.40 0.37 0.06–2.15 0.270
ART initiation Beyond 7 days after enrolment 187 50.95 1.0 (ref)     
Within 7 days after enrolment 180 49.05 1.88 1.35–2.62 2.02 1.24–3.28 0.005*
Baseline CD4 count (cells/ μl) <500 109 29.70 1.0 (ref)     
> = 500 258 70.30 0.92 0.62–1.38 1.36 0.80–2.32 0.252
Adherence to ART Good adherence on > = 3 consecutive visits 110 29.97 1.0 (ref)     
Inconsistent adherence 257 70.03 0.67 0.48–0.93 0.44 0.28–0.67 0.001*
ART regimen NVP based 143 38.96 1.0 (ref)     
EFV based 72 19.62 2.03 1.17–3.51 1.33 0.68–2.60 0.407
PI based 135 36.78 1.38 0.97–1.96 1.31 0.87–1.98 0.201
Triple RTI regimen 17 4.63 0.51 0.18–1.46 0.39 0.09–1.63 0.196
Baseline Viral load (copies/ml) >100,000 265 72.21 1.0 (ref)     
<100,000 102 27.79 1.44 1.03–2.03 0.84 0.55–1.27 0.411
Baseline WHO stage Stage III or IV 231 62.94 1.0 (ref)     
Stage I or II 136 37.06 1.55 1.11–2.18 1.59 1.06–2.28 0.024*
Baseline weight     1.02 1.01–1.03 1.04 1.01–1.07 0.019*
  1. *Significance at p < 0.05
  2. a SHR sub hazard ratio