Fig. 4.
Analysis of the diagnostic index using the combinations and panel of miRNAs. a ROC curves for the combination of five miRNAs (miR-25-3p, miR-1246, miR-1268b, miR-4648, and miR-6131). b ROC curves for the combination of four miRNAs (miR-25-3p, miR-1246, miR-1268b, and miR-4648). c ROC curves for the combination of three miRNAs (miR-1246, miR-1268b and miR-4648). d Comparison of each combination, CEA, and CA19-9. e The cut-off line of the combination of three miRNAs in three dimensions: blue indicates no cancer; red indicates cancer. miRNAs microRNAs, ROC receiver operating characteristic, CA19-9 carbohydrate antigen 19-9