ERBB2 and breast cancer: To construct a clinicopathological MRI feature model, ROC curve analysis showed that the AUC for predicting HER-2 expression status in breast cancer using the clinicopathological MRI feature model was 0.692 (95% CI:0.584, 0.798) in the training set and 0.675 (95% CI:0.491, 0.854) in the test set, respectively (Table 3).