Fig. 5From: Prediction of the Ki-67 marker index in hepatocellular carcinoma based on Dynamic Contrast-Enhanced Ultrasonography with SonazoidROC curves of the difference of PE in the Kupffer phase between HCC lesions and distal liver parenchyma < − 40,000,000 a.u for predicting high Ki-67 expression group. ROC, receiver operating characteristic; PE, peak energyBack to article page