Table 3

Sensitivity, specificity, PPV and NPV of the tested variables in diagnosing sepsis from infected patients

Cut-offSensitivity
(%)
Specificity
(%)
PPV
(%)
NPV
(%)
AUCAUC 95% CIP values
HBP (ng/ml)≥28.184.978.394.065.90.8930.830 to 0.9570.000
PCT (ng/ml)≥2.0570.982.684.642.60.8560.770 to 0.9430.000
CRP (mg/L)≥151.960.273.982.335.10.6990.583 to 0.8160.003
  • AUC, area under the receiver operating characteristic curve; CRP, C reactive protein; HBP, heparin-binding protein; NPV, negative predictive value; PCT, procalcitonin; PPV, positive predictive value.