Fig. 3From: Artificial neural network model to predict post-hepatectomy early recurrence of hepatocellular carcinoma without macroscopic vascular invasionROC curves for the ANN model and other models and staging systems in predicting PHER in the derivation a and validation b cohorts. Abbreviations: ROC, receiver operating characteristic; ANN, artificial neural network; PHER, post-hepatectomy early recurrenceBack to article page