Fig. 2From: Machine learning models predict overall survival and progression free survival of non-surgical esophageal cancer patients with chemoradiotherapy based on CT image radiomics signaturesThe KM curve and ROC curve of PFS prediction model. a KM curve in training cohort. b KM curve in test cohort. c ROC curve in training cohort. d ROC curve in test cohort. PFS, progression free survival; OS, overall survival; KM, Kaplan–Meier; ROC, receiver operator characteristicBack to article page