In Critically Ill Patients, Serum Procalcitonin Is More Useful in Differentiating between Sepsis and SIRS than CRP, Il-6, or LBP

<table>ROC curve and areas under the curve for diagnosing sepsis with the highest values in the first 24 hours after ICU admission for CRP, PCT, IL-6, and LBP.</table>

Critical Care Research and Practice

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Figure 1

Figure 1: In Critically Ill Patients, Serum Procalcitonin Is More Useful in Differentiating between Sepsis and SIRS than CRP, Il-6, or LBP 