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Table 1 Diagnostic values of PIF in comparison to CA19-9 to discriminate malignant vs. benign and pancreatic cancer (PaCa) vs. chronic pancreatitis (CP).

From: The presence of the proteolysis-inducing factor in urine does not predict the malignancy of a pancreatic tumour

  all malignant vs. all benign PaCa vs. CP
  PIF CA19-9 PIF CA19-9
Sensitivity 54% 90% 57% 89%
Specifity 71% 75% 63% 80%
positive predictive value 73% 88% 74% 93%
negative predictive value 52% 80% 44% 73%