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Microbiological diagnostic predictive values for hvKp
| Characteristics | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) | LR+ | LR– |
|---|---|---|---|---|---|---|
| Positive string test | 84.2 | 43.3 | 29.6 | 90.6 | 1.49 | 0.37 |
| O1 | 89.5 | 46.3 | 32.1 | 93.9 | 1.67 | 0.23 |
| K1 | 61.5 | 84.9 | 42.1 | 92.5 | 4.08 | 0.45 |
| Aerobactin | 30.8 | 91.2 | 84.2 | 46.3 | 3.49 | 0.76 |
| rmpA | 33.3 | 94.3 | 89.5 | 49.3 | 5.83 | 0.71 |
hvKp, hypervirulent K. pneumoniae; PPV, positive predictive value; NPV, negative predictive value; LR, likelihood ratio
