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Table 3 Microcirculatory variables over time in septic (n = 9) and sham (n = 4) animals

From: Early course of microcirculatory perfusion in eye and digestive tract during hypodynamic sepsis

 

Group

Baseline

3 hours

5 hours

ANOVA (P)

Sublingual mucosa

     

MFI s

Sepsis

2.73 ± 0.24

1.56 ± 0.30a

1.54 ± 0.34a

0.001

 

Sham

2.89 ± 0.19

3.00 ± 0.00

3.00 ± 0.00

0.368

MFI l

Sepsis

3.00 ± 0.00

2.94 ± 0.19

3.00 ± 0.00

0.368

 

Sham

3.00 ± 0.00

3.00 ± 0.00

3.00 ± 0.00

0.999

PPV s, %

Sepsis

91.4 ± 3.3

71.0 ± 8.1a

70.2 ± 8.4a

0.011

 

Sham

95.0 ± 0.3

93.8 ± 1.9

94.3 ± 2.0

0.264

PVD s, 1/mm

Sepsis

14.5 ± 3.2

11.6 ± 2.7

12.4 ± 1.9

0.197

 

Sham

15.3 ± 1.8

15.4 ± 2.3

16.5 ± 2.0

0.100

TVD s, mm/mm2

Sepsis

27.9 ± 2.4

27.8 ± 2.8

30.0 ± 3.6

0.197

 

Sham

29.9 ± 3.9

30.7 ± 2.8

32.6 ± 5.0

0.529

TVD l, mm/mm2

Sepsis

6.0 ± 1.3

7.1 ± 1.1

7.3 ± 2.0

0.197

 

Sham

8.4 ± 1.4

8.2 ± 1.3

8.1 ± 3.3

0.761

Het MFI

Sepsis

0.17 ± 0.14

0.44 ± 0.40

0.37 ± 0.24

0.250

 

Sham

0.06 ± 0.11

0.00 ± 0.00

0.00 ± 0.00

0.368

Ocular conjunctiva

     

MFI s

Sepsis

2.74 ± 0.21

2.14 ± 0.33a

2.00 ± 0.52a

0.004

 

Sham

2.94 ± 0.10

2.83 ± 0.17

2.83 ± 0.29

0.867

MFI l

Sepsis

3.00 ± 0.00

2.98 ± 0.04

3.00 ± 0.00

0.135

 

Sham

2.94 ± 0.10

2.94 ± 0.10

3.00 ± 0.00

0.368

PPV s, %

Sepsis

93.4 ± 3.1

84.4 ± 4.2a

78.4 ± 8.7a

0.009

 

Sham

95.5 ± 0.3

94.4 ± 1.6

94.5 ± 1.2

0.441

PVD s, 1/mm

Sepsis

15.7 ± 3.0

12.7 ± 1.8a

11.7 ± 3.6

0.042

 

Sham

16.9 ± 3.0

16.3 ± 3.6

15.2 ± 3.8

0.160

TVD s, mm/mm2

Sepsis

29.5 ± 4.8

26.6 ± 3.9

25.9 ± 8.4

0.135

 

Sham

29.4 ± 6.3

29.1 ± 6.6

28.1 ± 7.8

0.761

TVD l, mm/mm2

Sepsis

7.9 ± 2.0

7.4 ± 2.3

8.0 ± 1.5

0.846

 

Sham

8.6 ± 3.4

6.8 ± 1.8

8.5 ± 4.8

0.529

Het MFI

Sepsis

0.13 ± 0.12

0.38 ± 0.32

0.36 ± 0.31

0.113

 

Sham

0.06 ± 0.10

0.09 ± 0.09

0.10 ± 0.17

0.867

Jejunal mucosa

     

MFI s

Sepsis

2.89 ± 0.13

1.90 ± 0.32a

2.10 ± 0.43a

< 0.0001

 

Sham

3.00 ± 0.00

2.67 ± 0.14

2.64 ± 0.32

0.124

PPV v, %

Sepsis

95.2 ± 2.8

82.6 ± 6.4a

84.3 ± 8.8a

0.022

 

Sham

99.2 ± 1.4

92.0 ± 7.1

92.6 ± 1.7

0.368

MFI Het

Sepsis

0.11 ± 0.11

0.37 ± 0.19a

0.50 ± 0.27a

< 0.0001

 

Sham

0.00 ± 0.00

0.09 ± 0.01

0.10 ± 0.10

0.178

Rectal mucosa

     

MFI s

Sepsis

2.74 ± 0.15

1.95 ± 0.28a

1.83 ± 0.19a

< 0.0001

 

Sham

3.00 ± 0.00

2.92 ± 0.12

2.67 ± 0.12

0.156

PPV c

Sepsis

93.0 ± 1.5

78.6 ± 6.9a

80.6 ± 6.3a

0.018

 

Sham

97.1 ± 1.0

95.4 ± 1.6

93.1 ± 0.4

0.156

Het MFI

Sepsis

0.05 ± 0.08

0.36 ± 0.20a

0.21 ± 0.14a

0.015

 

Sham

0.00 ± 0.00

0.09 ± 0.12

0.28 ± 0.01

0.156

  1. Het MFI, coefficient of MFI s variation; MFI s, microvascular flow index of small vessels; MFI l, microvascular flow index of large vessels; PPVc, percentage of perfused crypts; PPVs, percentage of perfused small vessels; PPVv, percentage of perfused villi; PVDs, perfused vessel density of small vessels; TVD s, total vessel density of small vessels. Data are expressed as mean ± SD. aP < 0.05 versus baseline.