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Table 4 Cardiac function parameters measured by echocardiography before interventions and after 3 h of reperfusion

From: In vivo MRI and ex vivo histological assessment of the cardioprotection induced by ischemic preconditioning, postconditioning and remote conditioning in a closed-chest porcine model of reperfused acute myocardial infarction: importance of microvasculature

 

Isch

IPreC

IPostC

RIC

Baseline

3 h

Baseline

3 h

Baseline

3 h

Baseline

3 h

LV EDDI (mm/kg)

1.46 ± 0.10

1.54 ± 0.06

1.54 ± 0.10

1.54 ± 0.08

1.46 ± 0.08

1.46 ± 0.11

1.32 ± 0.10

1.44 ± 0.16

LV ESDI (mm/kg)

1.02 ± 0.11

1.21 ± 0.06

1.17 ± 0.10

1.21 ± 0.07

1.06 ± 0.07

1.09 ± 0.14

0.89 ± 0.11

1.09 ± 0.18

LV FS (%)

31.48 ± 3.87

23.83 ± 3.85

24.50 ± 2.91

21.85 ± 1.59

27.88 ± 1.80

27.13 ± 6.28

33.47 ± 4.47

28.04 ± 3.69

LV EF (%)

58.78 ± 6.04

37.90 ± 3.66*

47.60 ± 4.58

44.00 ± 2.67

53.75 ± 2.93

48.29 ± 8.29

60.07 ± 5.89

51.13 ± 6.76

LV EDVI (mL/kg)

3.07 ± 0.34

3.37 ± 0.26

3.37 ± 0.43

3.52 ± 0.49

3.14 ± 0.31

3.21 ± 0.45

2.53 ± 0.42

3.26 ± 0.78

LV ESVI (mL/kg)

1.41 ± 0.31

1.67 ± 0.25

1.61 ± 0.28

2.14 ± 0.32

1.47 ± 0.19

1.80 ± 0.40

1.09 ± 0.33

2.10 ± 0.81

LV SVI (mL/kg)

1.66 ± 0.14

1.41 ± 0.09

1.76 ± 0.32

1.38 ± 0.23

1.67 ± 0.18

1.41 ± 0.20

1.44 ± 0.18

1.31 ± 0.16

LV DMI (g/kg)

4.90 ± 0.61

4.87 ± 0.52

5.78 ± 0.99

4.73 ± 0.73

4.11 ± 0.60

4.52 ± 0.36

4.80 ± 0.55

4.53 ± 0.50

LV SMI (g/kg)

4.91 ± 0.63

5.03 ± 0.75

6.63 ± 1.29

5.10 ± 0.97

4.51 ± 0.82

4.34 ± 0.50

4.56 ± 0.75

4.99 ± 0.83

  1. * p < 0.05 vs. corresponding baseline. n = 9–10/group
  2. LV left ventricle, EDDI end-diastolic diameter index, ESDI end-systolic diameter index, FS fractional shortening, EF ejection fraction, EDVI end-diastolic volume index, ESVI end-systolic volume index, SVI stroke volume index, DMI diastolic mass index, SMI systolic mass index