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Table 4 Initial ART regimens and risk of dropout

From: Predictors of dropout from care among HIV-infected patients initiating antiretroviral therapy at a public sector HIV treatment clinic in sub-Saharan Africa

  Unadjusted analysis Adjusted analysisb
Regimen backbonea HR P AHR P
AZT-based (reference) - - - -
TDF-based 1.2 (1.0–1.4) 0.022 1.4 (1.2–1.7) <0.001
D4T-based 1.3 (0.98–1.6) 0.072 1.2 (0.92–1.5) 0.180
  1. aAZT-based regimens contain zidovudine (AZT), lamivudine (3TC), and either nevirapine (NVP) or efavirenz (EFV); TDF-based regimens contain tenofovir (TDF), 3TC or FTC, and either NVP or EFV; D4T-based regimens contain stavudine (D4T), 3TC, and either NVP or EFV
  2. bAdjusted for age, sex, year of ART initiation, and CD4+ T-cell count and hemoglobin concentration at ART initiation