Effects of lung protective mechanical ventilation associated with permissive respiratory acidosis on regional extra-pulmonary blood flow in experimental ARDS

Table 4 Intestinal and urinary bladder blood flow (ml ^. g wet tissue^{−1 .} min⁻¹)

	Increased P_AW	Limited P_AW
Esophagus (mucosa-submucosa)	0.18 (0.10; 0.31)	0.32 (0.26; 0.41)	p < 0.01
Esophagus (muscularis-serosa)	0.09 (0.06; 0.14)	0.16 (0.15; 0.21)	p < 0.05
Stomach (mucosa-submucosa)	0.16 (0.14; 0.27)	0.21 (0.16;0.29)	n.s.
Stomach (muscularis-serosa)	0.05 (0.03; 0.08)	0.09 (0.05; 0.11)	n.s.
Duodenum (mucosa-submucosa)	0.44 (0.39; 0.52)	0.58 (0.3; 0.73)	n.s.
Duodenum (muscularis-serosa)	0.1 (0.05; 0.17)	0.16 (0.08;0.3)	p < 0.05
Jejunum (mucosa-submucosa)	0.38 (0.35; 0.56)	0.62 (0.39; 0.83)	p < 0.05
Jejunum (muscularis-serosa)	0.04 (0.01; 0.14)	0.12 (0.04;0.14)	n.s.
Ileum (mucosa-submucosa)	0.27 (0.2; 0.35)	0.49 (0.27; 0.9)	n.s.
Ileum (muscularis-serosa)	0.05 (0.02; 0.13)	0.07 (0.03; 0.23)	n.s.
Colon (mucosa-submucosa)	0.38 (0.27; 0.49)	0.45 (0.36; 0.86)	n.s.
Colon (muscularis-serosa)	0.02 (0.01; 0.07)	0.06 (0.04; 0.11)	n.s.
Gall bladder	0.34 (0.18; 0.44)	0.9 (0.74; 2.04)	p < 0.01
Urinary bladder	0.11 (0.08;0.41)	0.2 (0.16;0.6)	p < 0.01

P _AW airway pressure; Values are presented as median (lower quartile; upper quartile); tested on a randomized basis, Wilcoxon matched pairs test

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