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Receiver operating characteristic (ROC) were applied to select cut-off score for positive expression of HERC4. Various ROC curves were plotted by sensitivity and specificity for each outcome: (A) histological grade, (B) clinical stage, (C) pT stage, (D) pN stage, (E) ER status, (F) PR status, (G) Her2 status, (H) p53 status, (I) Ki67 status.
