Fig. 2From: Factors associated with high-risk low-level viremia leading to virologic failure: 16-year retrospective study of a Chinese antiretroviral therapy cohortIncidence of virologic failure according to the level and the duration of low level viremia (LLV). Incidence of virologic failure according to the (a) level of LLV, and (b) duration of LLV. Kaplan-Meier estimate for virologic failure according to the (c) level of LLV, and (d) duration of LLVBack to article page