Table 4.
Measure of diagnostic performance of IgG and IgM ELISAs for Peptide-1.
| Parameters | Peptide-1 | |
|---|---|---|
| IgG | IgM | |
| Cutoff (2SD) | 0.111 | 0.324 |
| TSe (%) | 87.88 | 79.17 |
| TSp (%) | 93.55 | 82.61 |
| PPV (%) | 93.55 | 70.37 |
| NPV (%) | 87.88 | 88.37 |
| AC (%) | 90.63 | 81.43 |
| AUC | 0.9648 | 0.8542 |
| AUC-CI95% | 0.9379 to 0.9917 | 0.7658 to 0.9425 |
| TP | 58 | 19 |
| TN | 58 | 38 |
| FP | 4 | 8 |
| FN | 8 | 5 |
TSe total sensitivity. TSp total specificity. PPV positive predictive value. NPV negative predictive value. AC accuracy. AUC area under curve. CI confidence interval. TP true positive. TN true negative. FP false positive. FN false negative.