Table 5

Levels of procalcitonin, lipopolysaccharide-binding protein, C-reactive protein, IL-6, white blood cells and neutrophils in different groups
Variablea
 Noninfected without SIRS (n = 48)
 Noninfected with SIRS (n = 19)
 Infection without SIRS (n = 32)
 Sepsis (n = 47)
 Severe sepsis (n = 27)
Procalcitonin (ng/ml)




     Median
 0.07
 0.09
 0.16
 0.2
 1.9
     Interquartile range
 0.05–0.11
 0.05–0.14
 0.07–0.34
 0.08–0.65
 0.22–14.6
Lipopolysaccharide-binding protein (μg/ml)




     Median
 16.3
 16.4
 27.4
 33.5
 40.4
     Interquartile range
 12.6–25.3
 11.3–26.5
 18.3–41.2
 25.0–43.2
 18.0–63.6
C-reactive protein (mg/l)




     Median
 18.0
 19.0
 122.0
 120.0
 217.0
     Interquartile range
 10.0–38.0
 10.0–65.0
 54.0–215.0
 41.0–190.0
 78.0–414.0
IL-6 (pg/ml)




     Median
 8.7
 9.8
 20.6
 72.6
 199.3
     Interquartile range
 3.2–20.7
 2.0–23.7
 9.8–99.4
 25.9–274.5
 67.5–2833.0
White blood cells (109/l)




     Median
 7.8
 9.5
 9.5
 13.0
 12.2
     Interquartile range
 6.7–9.2
 7.8–12.1
 7.7–11.9
 9.2–17.1
 7.0–17.5
Neutrophils (109/l)




     Median
 5.9
 7.6
 7.1
 10.1
 10.3
     Interquartile range
 4.6–6.9
 6.2–9.8
 5.1–9.7
 7.1–14.8
 5.5–15.4

SIRS, systemic inflammatory response syndrome. aP < 0.001 by the Kruskal–Wallis test.

Gaïni et al. Critical Care 2006 10:R53   doi:10.1186/cc4866