Fig. 2From: Predictors of Acute Renal Injury Study (PARIS) among HIV-positive individuals: design and methodsNested Case-Cohort Design for Annual Ambulatory Biomarker Measurements. In the nested case-cohort design, annual ambulatory biomarkers will be measured only among incident cases of hospitalized clinical AKI and a random subsample of the overall cohort. AKI: Acute Kidney Injury; t: TimeBack to article page