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Table 2 Baseline measurements according to disease category

From: Angiopoietin-2 is increased in sepsis and inversely associated with nitric oxide-dependent microvascular reactivity

 

Severe sepsis

Sepsis without organ failure

Control

P value across all groups

N

52

31

41

 

Angiopoietin 2 (ng/ml) a

12.44 (8.47-33.44)

6.11 (4.59-10.37)

2.71 (2.15-3.61)

0.0001d

VEGF (pg/ml) a

98.4 (56.4-142.6)

80.8 (57.5-147.3)

52.3 (31.8-73.5)

0.0007d

Plasma ICAM-1 (ng/ml) a

846 (523-1483)

501 (368-672)

323 (265-393)

0.0001d

Plasma E-selectin (ng/ml) a

200.5 (113-478)

87.0 (50.8-164.4)

38.4 (26.9-58.2)

0.0001d

RH-PAT index b

1.57 (1.44-1.71)

1.85 (1.67-2.03)

2.07 (1.93-2.22)

<0.0001e

Plasma interleukin 6 (pg/ml) a

385.1 (124.2-996.0)

148.3 (45.9-315.0)

5.0 (2.2-8.1)

0.0001d

Plasma TNFα ≥ 2.8 pg/ml (n,%) c

8 (22)

4 (14)

5 (17)

NSf

  1. a. Median (Interquartile range).
  2. b. Mean (95% confidence interval).
  3. c. 2.8 pg/ml is the lower limit of detection for the assay used for TNFα.
  4. d. By Kruskal-Wallis test.
  5. e. By oneway analysis of variance.
  6. f. By Fisher's exact test across all three groups.
  7. ICAM-1, intra-cellular adhesion molecule-1; NS, not significant; RH-PAT, reactive hyperemia peripheral arterial tonometry; TNFα, tumor necrosis factor α; VEGF, vascular endothelial growth factor.