Table 4.

Diagnostic value of plasma MMP-7 and CA19-9

MarkerCarcinoma (n = 51) versus no carcinoma (n = 35)
Sens. (%)Spec. (%)PPV (%)NPV (%)+LR−LR
MMP-7 (≥1.5 ng/mL)578383573.350.52
MMP-7 (≥1.0 ng/mL)696071571.730.52
CA19-9 (>37 units/mL)478683533.360.61
MMP-7 (≥1.5 ng/mL) and CA19-9 (>37 units/mL)27100100490.73
MMP-7 (≥1.0 ng/mL) and CA19-9 (>37 units/mL)39979552130.63
  • Abbreviations: Sens., sensitivity; Spec., specificity; PPV, positive predictive value; NPV, negative predictive value; +LR, positive likelihood ratio; −LR, negative likelihood ratio.