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

Table 4

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

HBP cutoff	Sensitivity	Specificity	PPV	NPV
≥50 ng/mL	61.3%	46.9%	52.8%	55.6%
≥100 ng/mL	35.5%	75.0%	57.9%	54.5%
≥150 ng/mL	25.8%	90.6%	72.7%	55.8%
≥200 ng/mL	19.3%	90.6%	66.7%	53.7%
≥250 ng/mL	12.9%	93.7%	66.7%	52.6%