TABLE 3.

Sensitivities, specificities, PPVs, and NPVs of the three IgG peptide-based assays and MIF assay after discrepancy analysis

TestNo. of samples with the following resulta:Sensitivity (%)Specificity (%)PPV (%)NPV (%)
True positiveFalse positiveTrue negativeFalse negativeGrey zoneb
CT-EIA6117211484.798.698.486.7
SeroCT6116911784.798.698.486.3
CT pELISA5027220571.497.396.278.3
MIF5717415279.283.198.383.1
  • a A total of 149 samples were tested by each assay.

  • b Values in the grey zone for each test are excluded from these calculations.