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Adjusted probability of first antiretroviral regimen (firstline ART) termination in the overall cohort, stratified based on stage of HIV-associated disease at firstline ART start (non-LI vs LI), by group of first treatment regimen (efavirenz vs boosted protease inhibitor). Abbreviations: EFV, efavirenz; LI, patients initiating with CD4 <200 cells/µL or AIDS-defining event; Non-LI, patients initiating with CD4 ≥200 cells/µL and no AIDS-defining event; PI, protease inhibitor.
