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Sensitivity, Accuracy, PPV and NPV of GeneXpert and CARBA NP Test in Comparison to Gold Standard Detection of Meropenem and Imipenem Resistance by Vitek 2 System and E-Test
| 90 Samples | Sensitivity | Specificity | Positive Predictive value | Negative Predictive value | Accuracy |
|---|---|---|---|---|---|
| GeneXpert | 88% | 100% | 100% | 100% | 100% |
| Carba Test | 69.3% | 100% | 100% | 6.9% | 70% |
Abbreviations: PPV, Positive predictive value; NPV, Negative predictive value.
