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Table 1 Local oxygenation was independent of the zone of occlusion at the stomach, small intestine, colon and the extremities.

From: Zone-dependent acute circulatory changes in abdominal organs and extremities after resuscitative balloon occlusion of the aorta (REBOA): an experimental model

Zone-dependent oxygenation (sO2 [A.U.]) of organs during occlusion of the aorta

 

Baseline

Zone 1

Zone 2

Zone 3

p-value

n

6

6

6

6

 

Stomach (mean ± SD)

69.3 (21.9)

63.5 (11.4)

73.2 (10.5)

81.5 (15.5)

n.s

Small intestine (mean ± SD)

64.8 (17.3)

46.8 (8.9)

47.5 (6.8)

56.8 (5.8)

n.s

Colon (mean ± SD)

74.0 (48.8)

34.0 (19.4)

50.0 (18.7)

56.7 (22.6)

n.s

Extremity (mean ± SD)

86.7 (10.2)

65.3 (17.0)

79.5 (13.6)

74.5 (8.1)

n.s

Kidney (mean ± SD)

50.2 (8.9)

1.0 (0.0)

12.6 (25.9)

36.8 (42.0)

0.013

Liver (mean ± SD)

41.3 (15.3)

2.3 (2.2)

23.3 (35.7)

56.0 (6.9)

0.001

  1. Local oxygenation levels changed significantly at the kidney, and the liver during occlusion in zones 1 and 2.  ± : Standard deviation; n.s.:  not significant zone-dependent changes in local oxygenation