Fig. 3From: Ultrasonography and clinicopathological features of breast cancer in predicting axillary lymph node metastasesPerformance of the nomogram were measured using the area under the receiver operating characteristic (ROC) curve, the AUC of the model was 0.705 (95% CI: 0.671–0.739) and 0.745 (95% CI: 0.679–0.812) for the training (red curve) and the validation (blue curve) set, respectivelyBack to article page