Fig. 2From: Prior ischemic strokes are non-inferior for predicting future ischemic strokes than CHA2DS2-VASc score in hemodialysis patients with non-valvular atrial fibrillationKaplan–Meier curves for cumulative hazard of ischemic stroke in the study population (n = 268, event n = 46) according to CHA2DS2VASc-score stratified as low-, intermediate- and high-risk groups (a), as low and high-risk groups according to the cut-off value obtained from AUC ROC analysis (b) and according to the history of prior ischemic stroke (c)Back to article page