In the triple ARV arm , overall HIV-free survival was 0.93 ( CI : 0.90-0 .95 ) and BFC < 3 months was associated with lower HIV-free survival than BFC 3 months ( adjusted hazard ratio : 0.36 ; CI : 0.15-0 .83 ) and replacement feeding ( adjusted hazard ratio : 0.20 ; CI : 0.04-0 .94 ) .