Fig. 1From: Risk prediction model for epithelial ovarian cancer using molecular markers and clinical characteristicsKaplan-Meier survival curve and ROC curve of WHO grading system and tumor type. a Kaplan-Meier survival curve of WHO grading system. b Kaplan-Meier survival curve of tumor type. c ROC curve of WHO grading systems and tumor type. The area was 0.815 (blue line: tumor type) vs. 0.787 (green line: WHO grade)Back to article page