Fig. 1From: Raised CA19–9 and CEA have prognostic relevance in gallbladder carcinomaa: ROC curve for CA19–9 for detection of metastasis (Area under curve: 0.674 with a cut-off value of 72 IU/ml). b: ROC curve for CEA for detection of metastasis (Area under curve: 0.628 with a cut-off value of 5 ng/ml)Back to article page