Table S1.
Effect of other factors (than age), on lost to follow-up in the first 36 months after ART initiation (Cox models), for patients <30 years while starting ART
| Variables | Number of lost to follow-up | Univariable models
|
Multivariable models
|
||
|---|---|---|---|---|---|
| HR (95% CI) | P-value | HR (95% CI) | P-value | ||
|
| |||||
| Gender | <0.0001 | <0.0001 | |||
| Female | 4,719 | 1 | 1 | ||
| Male | 844 | 1.22 (1.14–1.32) | 1.17 (1.09–1.26) | ||
| Year of ART initiation | <0.0001 | <0.0001 | |||
| <2007 | 1,568 | 1 | 1 | ||
| 2007–2010 | 2,002 | 1.09 (1.02–1.16) | 1.06 (0.99–1.13) | ||
| 2011 and after | 1,993 | 1.62 (1.52–1.73) | 1.68 (1.56–1.81) | ||
| Initial clinical stage | <0.0001 | <0.0001 | |||
| A,B/I,II | 1,989 | 1 | 1 | ||
| AIDS/III,IV | 1,240 | 1.03 (0.96–1.11) | 1.10 (1.02–1.18) | ||
| Missing | 2,334 | 1.55 (1.46–1.64) | 1.25 (1.17–1.33) | ||
| Initial CD4 cell count (cells/µL) | <0.0001 | <0.0001 | |||
| ≥350 | 968 | 1 | 1 | ||
| 200–349 | 1,129 | 0.71 (0.65–0.77) | 0.87 (0.80–0.95) | ||
| 100–199 | 970 | 0.68 (0.63–0.75) | 0.88 (0.80–0.96) | ||
| 50–99 | 538 | 0.84 (0.76–0.93) | 1.03 (0.92–1.15) | ||
| 0–49 | 809 | 0.93 (0.84–1.02) | 1.13 (1.02–1.24) | ||
| Missing | 1,149 | 0.81 (0.75–0.89) | 0.83 (0.76–0.91) | ||
| Initial hemoglobin (g/dL) | <0.0001 | <0.0001 | |||
| ≥12 | 288 | 1 | 1 | ||
| 10–12 | 668 | 1.08 (0.94–1.24) | 1.07 (0.93–1.23) | ||
| 7.5–10 | 575 | 1.19 (1.03–1.37) | 1.15 (0.99–1.33) | ||
| <7.5 | 182 | 1.61 (1.34–1.94) | 1.44 (1.19–1.74) | ||
| Missing | 3,850 | 1.48 (1.31–1.67) | 1.24 (1.10–1.41) | ||
| First ART regimen | <0.0001 | <0.0001 | |||
| AZT+3TC/FTC+NVP/EFV | 1,316 | 1 | 1 | ||
| D4T+3TC/FTC+NVP/EFV | 863 | 0.85 (0.78–0.92) | 0.98 (0.89–1.07) | ||
| TDF+3TC/FTC+NVP/EFV | 608 | 1.28 (1.16–1.40) | 1.08 (0.97–1.19) | ||
| Others/unknown | 2,776 | 1.57 (1.47–1.68) | 1.31 (1.21–1.41) | ||
| BMI (kg/m2) | <0.0001 | <0.0001 | |||
| 18–25 | 1,235 | 1 | 1 | ||
| <18 | 572 | 1.24 (1.12–1.37) | 1.18 (1.07–1.31) | ||
| ≥25 | 261 | 0.87 (0.76–0.99) | 0.88 (0.77–1.01) | ||
| Missing | 3,495 | 2.14 (2.01–2.29) | 2.04 (1.89–2.20) | ||
| Total number of patients started ART in 2014–2015 and still in care, in the facility | <0.0001 | <0.0001 | |||
| <500 | 2,673 | 1 | 1 | ||
| 500–1000 | 2,038 | 0.71 (0.67–0.76) | 1.09 (1.01–1.17) | ||
| ≥1000 | 852 | 0.77 (0.72–0.84) | 0.67 (0.61–0.73) | ||
Abbreviations: ART, antiretroviral therapy; BMI, body mass index.