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Annals of Intensive Care

Table 4 Changes in microcirculatory parameters monitored by near-infrared spectroscopy and use of a vascular occlusion test in the two patient groups

From: Acute microcirculatory effects of medium frequency versus high frequency neuromuscular electrical stimulation in critically ill patients - a pilot study

 

Acute group (n = 19)

ICUAW group (n = 12)

Microcirculatory parameter

Before

After

P

Before

After

P

Tissue oxygenation (StO2)

78 ± 11

77 ± 11

0.2

76 ± 8

75 ± 8

0.4

StO2 downslope (%/minute)

8.6 ± 3.4

9.1 ± 3.1

0.4

9.4 ± 2.6

10.3 ± 3.6

0.1

StO2 upslope (%/second)

2.4 ± 1.4

2.8 ± 1.5

0.03

2.9 ± 1.3

3.6 ± 1.8

0.04

Time to baseline (seconds)

160 ± 48

144 ± 47

0.003

162 ± 47

147 ± 34

0.04

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