Fig. 2From: Serum metabolites may be useful markers to assess vascular invasion and identify normal alpha-fetoprotein in hepatocellular carcinoma undergoing liver resection: a pilot studyROC curves of O-acetylcarnitine for HCC with normal AFP. In the entire HCC group, O-acetylcarnitine has shown an area under the curve (AUC) of the receiver-operating characteristics (ROC) or AUROC of 0.753 in the investigation group and an AUROC of 0.718 in the validation group for N-HCCBack to article page