CD4+ Response and Subsequent Risk of Death Among Patients on Antiretroviral Therapy in Lusaka, Zambia.

The article presents a study which investigates the relationship of CD4+ and subsequent risk of death among patients after antiretroviral therapy in Lusaka, Zambia. It notes that the study was conducted through Cox proportional hazard models. It reveals that in the post six and twelve-month analysis, hazard for mortality was associated with the increase in CD4 cell count. It suggests that definitions used for immunologic treatment failure are related with the increased mortality risk.