[A retrospective cohort study on the survival of blood-borne human immunodeficiency virus cases in a county, China].

Objective: To understand the survival rate of adult blood-borne human immunodeficiency virus (HIV) cases in a county.

Methods: A retrospective cohort study was carried out to determine the survival from HIV infection and related factors among 78 adult HIV cases infected by blood and confirmed by the end of 2002. Kaplan-meier method was used to describe the survival distribution and Cox proportional hazard model was used to determine the factors associated with the survival time.