| 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 |