Table 6 Comparison of IS1081-PCR and histopathology versus culture
Assays | Result Total (n = 152) | culture positive with species confirmed |  | Kappa value | ||||
|---|---|---|---|---|---|---|---|---|
Positive | Negative | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) | |||
IS1081-PCR | Positive | 4 | 3 | 100 | 98 | 57 | 100 | 0.718 |
Negative | 0 | 145 | 25 | 50 | 50 | 98 | 0.321 | |
Histology | Positive | 1 | 1 | |||||
Negative | 3 | 147 | ||||||