Research Article

Significance of Heparin-Binding Protein and D-dimers in the Early Diagnosis of Spontaneous Bacterial Peritonitis

Table 6

The sensitivities, specificities, positive predictive values (PPV), and negative predictive values (NPV) for C-reactive protein (CRP) as a marker of spontaneous bacterial peritonitis.

CRP cutoffSensitivitySpecificityPPVNPV

10.0 mg/L93.5%15.6%51.8%71.4%
20.0 mg/L58.1%53.1%54.5%56.7%
30.0 mg/L41.9%78.1%65.0%58.1%
40.0 mg/L35.5%81.2%64.7%56.5%
50.0 mg/L22.6%90.6%70.0%54.7%