Fig. 2

a Relative importance of significant biomarkers and clinical risk factors in the prediction of ischemic stroke. b Cumulative incidence of ischemic stroke according to the number of significant biomarkers. The significant biomarkers were RDW ≥ 13.5%, creatinine ≥ 1.11 mg/dL, and PDW ≥ 13.2%. PDW, platelet distribution width; RDW, red cell distribution width