Table 1 Cardiac function of experimental groups

Ejection fraction (%)

–1

76.85 ± 4.24

75.50 ± 1.48

79.83 ± 5.34

72.97 ± 3.69

59

70.72 ± 2.08

32.88 ± 6.28*

31.48 ± 7.26*

30.39 ± 6.97*

90

69.33 ± 5.45

34.49 ± 9.48*

31.26 ± 7.66*

29.56 ± 7.59*

120

69.44 ± 5.36

34.62 ± 11.08*

30.89 ± 6.39*

28.58 ± 7.68*

End-diastolic volume (μl)

–1

358.8 ± 68.61

383.7 ± 80.47

323.2 ± 39.71

357.7 ± 65.29

59

424.4 ± 97.15

643.1 ± 98.04*

712.3 ± 137.9*

656.8 ± 213.1*

90

438.7 ± 110.40

730.6 ± 172.90*

833.3 ± 234.3*

736.3 ± 259.8*

120

467.7 ± 108.2

736.20 ± 161.6*

830 ± 243.9*

840.2 ± 313.4*

End-systolic volume (μl)

–1

80.91 ± 22.78

93.20 ± 25.63

69.52 ± 16.13

96.06 ± 18.68

59

121.4 ± 28.45

382.4 ± 105.2*

502 ± 135.8*

464.40 ± 179.3*

90

137.5 ± 50.67

488.80 ± 160.5*

609.2 ± 244.8*

525 ± 212.6*

120

142 ± 34.97

492.5 ± 163.6*

551 ± 214.9*

591.40 ± 271.3*

Fractional area change (%)

–1

71.38 ± 11.53

67.38 ± 9.06

73.75 ± 8.34

66.05 ± 8.87

59

66.58 ± 7.23

30.22 ± 10.12*

25.15 ± 11.40*

24.90 ± 10.79*

90

63.95 ± 19.47

25.70 ± 9.56*

20.78 ± 10.16*

25.85 ± 8.36*

120

57.33 ± 11.30

27.71 ± 20.11*

29.65 ± 11.46*

25.47 ± 9.69*