Table 4—

Procalcitonin(PCT) and C-reactive protein (CRP) threshold values and septic shock development

Sens.Spec.PPVNPVPLRNLR
PCT D1 0.49 ng·mL−172.791.380768.360.30
CRP D1 15.2 ng·mL−186.465.270.483.32.480.21
PCT D4 0.48 ng·mL−183.378.37585.73.840.21
CRP D7 15.75 ng·mL−193.873.971.494.43.590.08
  • Data are presented as % unless stated otherwise. Sens.: sensitivity; Spec.: specificity; PPV: positive predictive value; NPV: negative predictive value; PLR: positive likelihood ratio; NLR: negative likelihood ratio.