Table 3

Levels of HMGB1, PCT, LBP, CRP, IL-6, WBC, and neutrophils in different groups

Variable
Healthy controls
(n = 32)
Non-infected patients
(n = 67)
Infected patients without SIRS
(n = 32)
Patients with sepsis
(n = 47)
Patients with severe sepsis
(n = 27)
P valuea

HMGB1 (ng/ml)





< 0.001
     Median
0.77
1.54
2.41
2.24
2.18

     IQR
0.6–1.46
0.79–2.88
0.63–3.44
1.30–3.75
0.91–3.85

PCT (ng/ml)





< 0.001
     Median

0.09
0.16
0.2
1.9

     IQR

0.05–0.13
0.07–0.34
0.08–0.65
0.22–14.6

LBP (μg/ml)





< 0.001
     Median

16.3
27.4
33.5
40.4

     IQR

12.05–25.3
18.3–41.2
25.0–43.2
18.0–63.6

CRP (mg/l)





< 0.001
     Median

18
122.0
120.0
217.0

     IQR

10–42
54.0–215.0
41.0–190.0
78.0–414.0

IL-6 (pg/ml)





< 0.001
     Median

9.8
20.6
72.6
199.3

     IQR

2.85–21.65
9.8–99.4
25.9–274.5
67.5–2,833.0

WBC count (109/l)





< 0.001
     Median

8.2
9.5
13.0
12.2

     IQR

6.7–10.3
7.7–11.9
9.2–17.1
7.0–17.5

Neutrophils (109/l)





< 0.001
     Median

6.19
7.1
10.1
10.3

     IQR

4.73–7.9
5.1–9.7
7.1–14.8
5.5–15.4

sCD163 (mg/l)





0.06
     Median

2.99
3.62
3.17
3.63

     IQR

2.21–4.05
2.44–4.54
2.27–4.64
2.67–5.72


aKruskal-Wallis test. CRP, C-reactive protein; HMGB1, high mobility group box-1 protein; IL-6, interleukin-6; IQR, interquartile range; LBP, lipopolysaccharide-binding protein; PCT, procalcitonin; sCD163; soluble haemoglobin scavenger receptor; SIRS, systemic inflammatory response syndrome; WBC, white blood cell.

Gaïni et al. Critical Care 2007 11:R32   doi:10.1186/cc5715