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

<table>Median CRP, PCT, LBP, and IL-6 levels in patients with sepsis and SIRS during ICU admission.</table>

Critical Care Research and Practice

Figure 2: In Critically Ill Patients, Serum Procalcitonin Is More Useful in Differentiating between Sepsis and SIRS than CRP, Il-6, or LBP 