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The diagnostic efficacy of serum PCT levels combined with WBC/PLT ratios for infections in cirrhotic patients
| Group | PCT | PCT + WBC/PLT | ||
|---|---|---|---|---|
| ≥2 ng/mL | <2 ng/mL | Positive | Negative | |
| Infected (n = 94) | 59 | 35 | 72 | 22 |
| Non-infected (n = 35) | 2 | 33 | 2 | 33 |
| Sensitivity (%) | 62.8 | 76.8 | ||
| Specificity (%) | 94.2 | 94.2 | ||
| Positive predictive value (PPV, %) | 96.7 | 97.8 | ||
| Negative predictive value (NPV, %) | 48.5 | 60 | ||
