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Table 4 Diagnostic performance of biliary biopsy for diagnosing malignant biliary stricture

From: Transpapillary biliary biopsy for malignant biliary strictures: comparison between cholangiocarcinoma and pancreatic cancer

Malignancy

Total

CCC

Pancreas

Othersa

Sensitivity (%)

53.85

73.53

29.17

42.86

Specificity (%)

100.00

100.00

100.00

100.00

PPV (%)

100.00

100.00

100.00

100.00

NPV (%)

31.82

60.87

45.16

77.78

  1. CCC cholangiocarcinoma, PPV positive predictive value, NPV negative predictive value
  2. aOthers include colon cancer, hepatocellular carcinoma, gallbladder cancer, and lung cancer with liver metastasis