Skip to main content

Table 3 Performance of the SeroCP IgA ELISA test before and after optimization

From: Evaluation and optimization of a commercial enzyme linked immunosorbent assay for detection of Chlamydophila pneumoniaeIgA antibodies

  Before optimization After optimization
MIF/ELISA Total Study
group
Control
group
Total Study
group
Control
group
Sensitivity (%) 97.4 97.1 100 84.4 83.8 88.9
Specificity (%) 62.4 30.8 71.4 87.2 69.2 92.3
PPV (%) 63.0 78.6 25.7 81.3 87.7 53.3
NPV (%) 97.3 80.0 100 89.5 62.1 98.8
  1. PPV: Positive predictive value, NPV: Negative predictive value