Receiver operative characteristic (ROC) and area under curve (AUC). a) ROC curve with single miRNA (hsa-miR-145-5p) in BC group and NC group. b) ROC curve of combination of miRNAs (hsa-miR-106b-5p, −126-3p, −140-3p-193a-5p and −10b-5p) in BC group and NC group. c) ROC curve of miRNAs (hsa-miR-106b-5p, −126-3p, −140-3p-193a-5p and −10b-5p) with demographic information of the patients (Age, marriage status, pregnancy status, number of children, breast feeding history, age of first menstruation, menopause status, familiar history of cancer, personal history of breast and uterine disease and smoking. BC (n = 70) and NC (n = 60)