Table 2.

Comparison of the different markers in each patient.

	Sensitivity (%)	Specificity (%)	AUC
Biliary and serum MIC-1 (n = 48, benign 27, malignant 21)
Biliary MIC-1	66.7	81.5	0.77
Serum MIC-1	52.4	85.2	0.70
Serum CA19-9 and Serum MIC-1 (n = 44, benign 22, malignant 22)
Serum CA19-9	77.3	68.2	0.78
Serum MIC-1	54.5	86.4	0.72
Serum CA19-9 and Biliary MIC-1 (n = 46, benign 24, malignant 22)
Serum CA19-9	72.7	79.2	0.78
Biliary MIC-1	68.2	83.3	0.78

AUC, area under the curve; MIC-1, macrophage inhibitory cytokine-1.