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The sensitivities, specificities, positive predictive values (PPV), and negative predictive values (NPV) for D-dimers as a marker of spontaneous bacterial peritonitis.
| D-dimer cutoff | Sensitivity | Specificity | PPV | NPV |
|---|---|---|---|---|
| ≥1000 ng/mL | 96.8% | 18.7% | 53.6% | 85.7% |
| ≥1250 ng/mL | 96.8% | 25.0% | 55.6% | 88.9% |
| ≥1500 ng/mL | 96.8% | 40.6% | 61.2% | 92.9% |
| ≥1750 ng/mL | 83.9% | 50.0% | 61.9% | 76.2% |
| ≥2000 ng/mL | 71.0% | 53.1% | 59.5% | 65.4% |
