Figure 5

Receiver operating characteristic (ROC) curves of (a) the lesion size ≥20 mm (AUROC = 0.681), (b) taller than wide shape (AUROC = 0.722), (c) VTI score ≥5 (AUROC = 0.735), (d) histological grade III (AUROC = 0.824), (e) C-erbB-2 positive (AUROC = 0.696), and (f) the predictive equation (AUROC = 0.958) for prediction of axillary lymph node metastasis (LNM).