Table 4.
Results of the three‐step sequential model. Step 3 presents the final model results
| AOR | Lower CI | Upper CI | |
|---|---|---|---|
| Step 1 | |||
| Potential covariates | |||
| Age (10 to 14) | 0.958 | 0.676 | 1.356 |
| Female gender | 0.934 | 0.705 | 1.238 |
| Rural household location | 0.724^ | 0.534 | 1.141 |
| Informal housing | 0.986 | 0.692 | 1.405 |
| Maternal orphan | 1.193 | 0.886 | 1.605 |
| Paternal orphan | 0.962 | 0.717 | 1.292 |
| Horizontally acquired HIV | 0.781 | 0.534 | 1.141 |
| Good overall health | 1.130 | 0.844 | 1.512 |
| >1 year on ART | 1.152 | 0.820 | 1.619 |
| Paediatric clinic care | 1.634** | 1.200 | 2.224 |
| Health service factors | |||
| Travel to clinic <1 hour | 1.393 | 0.908 | 2.136 |
| Clinic accessible (adolescent can afford to get to the clinic and feels safe whilst travelling) | 1.427* | 1.048 | 1.944 |
| Accompanied to clinic | 2.439*** | 1.571 | 3.789 |
| Waiting time at clinic <1 hour | 0.750* | 0.565 | 0.996 |
| Clinic well stocked with ART | 3.159*** | 1.692 | 5.900 |
| Clinic staff have enough time | 2.744*** | 1.762 | 4.274 |
| Clinic staff are kind | 2.731*** | 1.909 | 3.906 |
| Clinic staff provide information | 1.238 | 0.780 | 1.964 |
| Perceived confidentiality at clinic | 0.931 | 0.672 | 1.288 |
| Monthly support group | 1.205 | 0.794 | 1.826 |
| Treatment buddy | 0.795 | 0.570 | 1.108 |
| Step 2 | |||
| Potential covariates | |||
| Rural household location | 0.723 | 0.520 | 1.006 |
| Paediatric clinic care | 1.770*** | 1.345 | 2.330 |
| Health service factors | |||
| Clinic accessible (adolescent can afford to get to the clinic and feels safe whilst travelling) | 1.420* | 1.052 | 1.916 |
| Accompanied to clinic | 2.425*** | 1.588 | 3.704 |
| Waiting time at clinic <1 hour | 0.822 | 0.628 | 1.075 |
| Clinic well stocked with ART | 3.019*** | 1.639 | 5.560 |
| Clinic staff have enough time | 2.748*** | 1.782 | 4.237 |
| Clinic staff are kind | 2.569*** | 1.815 | 3.637 |
| Step 3 (final model) | |||
| Potential covariates | |||
| Paediatric clinic care | 1.895*** | 1.449 | 2.479 |
| Health service factors | |||
| Clinic accessible (adolescent can afford to get to the clinic and feels safe whilst travelling) | 1.423* | 1.056 | 1.919 |
| Accompanied to clinic | 2.349*** | 1.543 | 3.578 |
| Clinic well stocked with ART | 3.016*** | 1.640 | 5.545 |
| Clinic staff have enough time | 2.671*** | 1.735 | 4.114 |
| Clinic staff are kind | 2.564*** | 1.814 | 3.625 |
***indicates p < 0.001; **indicates p < 0.005; *indicates p < 0.05; ^indicates p < 0.1 (in step 1).