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Correlation of ResPlex II, MultiCode-PLx and xTAG PRV assays with culture.
| Culture/PRVa | ResPlex II | MultiCode®-PLx | xTAG |
|---|---|---|---|
| Positive/positive | 37 | 37 | 42 |
| Positive/negative | 5 | 5 | 0 |
| Negative/positive | 9 | 18 | 13 |
| Negative/negative | 131 | 122 | 127 |
| Sensitivity (%) | 89 | 89 | 100 |
| Specificity (%) | 94 | 87 | 91 |
| PPV (%) | 80 | 67 | 76 |
| NPV (%) | 96 | 96 | 100 |
| Kappa | 0.79 | 0.67 | 0.82 |
Positive predictive value (PPV), negative predictive value (NPV).
Only includes viruses that are culturable and viral targets detected by all methods.
