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Diagnostic values of laboratory test methods with a fourfold or greater increase of IgG antibody titers of paired sera as the “gold standard”
| Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) | PLR | |
|---|---|---|---|---|---|
| IgM result |
7.4 |
94.9 |
28.6 |
78.8 |
1.45 |
| FQ-PCR result |
40.7 |
88.8 |
50 |
84.5 |
3.63 |
| Culture result | 55.6 | 94.9 | 75 | 88.6 | 10.9 |
PPV: Positive predictive values; NPV: Negative predictive values; PLR: Positive likelihood ratio.
