Table 4

Sensitivity, specificity, PPV and NPV of tested variables in diagnosing septic shock from patients with sepsis

Cut-offSensitivity
(%)
Specificity
(%)
PPV
(%)
NPV
(%)
AUCAUC 95% CIP values
HBP (ng/ml)≥103.567.682.171.479.30.7600.651 to 0.8690.000
SOFA score≥5.583.841.148.479.30.6560.545 to 0.7670.011
PCT (ng/ml)≥22.1529.798.291.667.90.5800.453 to 0.7060.195
  • AUC, area under the receiver operating characteristic curve; HBP, heparin-binding protein; NPV, negative predictive value; PCT, procalcitonin; PPV, positive predictive value.