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Table 2 The cardiac function of animals at Basal and after ROSC 4 h in each group

From: Establishment of a nonshockable rhythm cardiac arrest model caused by asphyxia

Group

Normal

Sham

CA-8

CA-12

CA-15

P value

Basal

LVEF (%)

94 ± 3

90 ± 2.5

92 ± 1.4

92 ± 2.9

94 ± 4.4

0.52

FS (%)

70 ± 5.8

63 ± 3.9

66 ± 2.3

66 ± 4.6

71 ± 9.1

0.43

SV (ul)

230 ± 30

236 ± 36

230 ± 29

242 ± 21

240 ± 33

0.96

CO (ml/min)

90 ± 25

102 ± 10

94 ± 9

98 ± 22

94 ± 18

0.93

ROSC 4 h

LVEF (%)

94 ± 2.2

96 ± 2.4

79 ± 2.6

72 ± 5.2*

36 ± 10.9*#

< 0.01

FS (%)

70 ± 4.3

74 ± 5.6

49 ± 2.2

41 ± 4.5*

17 ± 5.6*#

< 0.01

SV (ul)

194 ± 44

169 ± 48

101 ± 17

76 ± 14*

12 ± 4.9*#

< 0.01

CO (ml/min)

79 ± 15

68 ± 18

40 ± 5

26 ± 4*

5 ± 1*#

< 0.01

  1. *Compared with group CA-8, P < 0.05; #, compared with group CA-12, P < 0.05. LVEF, left ventricular ejection fraction, FS, shortening fraction, SV, stroke volume, CO, cardiac output