Retrospective Study
Copyright ©The Author(s) 2021.
World J Clin Cases. Nov 16, 2021; 9(32): 9770-9782
Published online Nov 16, 2021. doi: 10.12998/wjcc.v9.i32.9770
Table 5 Sensitivity, Specificity and PPV for each biliary cancer
Variables (cut-off value)
Sensitivity
Specificity
PPV
Intrahepatic bile duct cancer
CA19-9 (255 IU/mL)0.8330.6670.313
CEA (7 ng/mL)0.5000.8490.333
NLR (3)0.5000.6360.200
Extrahepatic bile duct cancer
CA19-9 (255 IU/mL)0.2730.7870.125
CEA (7 ng/mL)0.2730.9390.333
NLR (3)0.4550.7270.152
Gallbladder cancer
CA19-9 (255 IU/mL)0.4440.8780.444
CEA (7 ng/mL)0.4440.8780.444
NLR (3)0.8890.6590.364