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Fig. 1 | Intensive Care Medicine Experimental

Fig. 1

From: Experimental assessment of oxygen homeostasis during acute hemodilution: the integrated role of hemoglobin concentration and blood pressure

Fig. 1

Upper panel Arterial PO2 remained stable except for a transient increase at 30 min (associated with hyperventilation) in the saline hemodilution group. A significant reduction in venous PO2 was observed in the saline hemodilution group relative to the controls (*p < 0.001 vs. baseline, #p < 0.05 vs. control). Middle panel Arterial oxygen saturation remained stable in all groups. A significant reduction in venous PO2 was observed in all groups relative to baseline. The venous oxygen saturation in the saline hemodilution group was reduced relative to the controls and HES group (*p < 0.001 vs. baseline, #p < 0.05 vs. control and HES). Lower panel A significant rise in arterial lactate was only observed in the saline hemodilution group (*p < 0.001 vs. baseline, #p < 0.05 vs. control and HES)

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