Table 4 Sensitivity, specificity and predictive values of markers on day 1 to predict early failure
Early failure
Sensitivity (%)Specificity (%)PPV (%)NPV (%)
CRP54721694
CRP+Fine risk classes IV–V45872394
PCT57751795
PCT+Fine risk classes IV–V45852294
CRP+PCT45892895
CPR+PCT+Fine37943894
  • CRP, C reactive protein; NPV, negative predictive value; PCT, procalcitonin; PPV, positive predictive value.