Additional file 1: of Mortality and treatment response amongst HIV-infected patients 50 years and older accessing antiretroviral services in South Africa

Figure S1. Flow diagram of cumulative participant attrition over 6 years following enrolment into the CAPRISA Acquired immunodeficiency syndrome (AIDS) treatment program (CAT) with HIV infection on antiretroviral treatment (ART) from June 2004 to December 2012. Figure S2. CD4+ count at ART initiation at different years of enrolment reflecting time dependent bias of increasing CD4+ count thresholds at ART initiation. Figure S3. Kaplan-Meier estimates of cumulative probability of death during the first 6 months for patients exposed to ART according to age groups (log rank p = 0.90). (DOCX 236 kb