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Table 3 Multilevel analysis model with participants’ sociodemographic and household characteristics

From: The role of family factors in antiretroviral therapy (ART) adherence self-efficacy among HIV-infected adolescents in southern Uganda

  95% Confidence Interval
Variable Coef. Std. Err. P > |z| Lower Upper
 Study group (Treatment) −0.877 1.108 0.428 −3.049 1.294
 Gender (female child) 0.892 0.930 0.338 −0.931 2.716
 Age 0.835 0.207 0.000 0.429 1.241
 Primary caregiver (ref: Biological Parent)
  Grandparents 0.680 1.177 0.563 −1.627 2.987
  Other relatives 2.153 1.160 0.063 −0.120 4.427
 Orphanhood status (ref: Both parents are alive)
  Single orphan 0.133 1.100 0.904 −2.023 2.289
  Double orphan 0.278 1.427 0.845 −2.518 3.074
 Household composition
  Number of adults −0.132 0.236 0.577 − 0.594 0.330
  Number of children 0.187 0.323 0.56 −0.445 0.820
 Enrolled in school (yes) 0.122 1.083 0.91 −2.000 2.244
 HIV status disclosure (ref: never)
  Sometimes 3.162 0.984 0.001 1.233 5.091
  About half the time 1.095 2.026 0.589 −2.876 5.065
  Most of the time 1.336 1.131 0.238 −0.881 3.552
  Always 5.224 1.046 0.000 3.175 7.273
 HIV medication regimen −0.502 0.606 0.408 −1.690 0.687
 Constant 78.82 3.89 0.000 71.192 86.447
 Wald test: χ2(16, 702) = 84.2, p = 0.000
  95% Confidence Interval
Random-effects Parameters Estimate Std. Err   Lower Upper
 Variance (Clinic) 2.261 2.523   0.254 20.144
 Variance (Child ID) 62.742 8.365   48.314 81.478
 Variance (Residuals) 389.816 10.741   369.322 411.447
 LR test vs. linear models: χ2 (2, 702) =100.9, p = 0000