Fig. 2From: Temporal validation of the CT-PIRP prognostic model for mortality and renal replacement therapy initiation in chronic kidney disease patientsKaplan-Meier curves of the 4-year risk of RRT initiation and mortality for the nodes of the CT-PIRP model. Panel a: RRT in the derivation cohort. Panel b: RRT in the validation cohort. Panel c: mortality in the derivation cohort. Panel d: mortality in the validation cohort. The nodes are identified by the numbers placed upon the curvesBack to article page