变量

总数(N = 102)

存活者(n = 75)

死亡(n = 27)

P值

性别男

76.5%

73%

81%

0.56

年龄

64.74 ± 7.85

64.14 ± 7.43

66.41 ± 8.83

0.200

体重

67.83 ± 9.15

67.42 ± 8.96

68.94 ± 9.75

0.458

共病

COPD

27.5%

13.5%

66.7%

<0.001

高血压

45.1%

48.6%

37%

0.302

2型糖尿病

31.4

36.5%

18.5%

0.092

术前EF

29.19 ± 5

29.77 ± 4.677

27.59% ± 5.58

0.008

术后EF

30.55 ± 4.84

31.01 ± 3.52

29.30 ± 7.27

0.016

颈动脉狭窄

11.8%

9.8%

18.5%

0.23

心绞痛

52%

51.4%

55.6%

0.708

陈旧性心肌梗死

43.1%

43.2%

44.4%

0.914

心功能分级(NYHA)

0.53

>I

0

0

0%

>II

9.8%

8.1%

14.8%

>III

52.9%

59.5%

37%

>IV

36.3%

32.4%

48.1

手术时机

急诊手术

13.7%

9.5%

25.9%

0.034

择期手术

84.3%

91.5%

74.1%

0.06

二次手术

9.8%

12.2%

3.7%

0.304

术前IABP应用

31.4%

21.6%

59.3%

0.001

术前慢性药物治疗

利尿剂

39.2%

37%

48.1%

0,314

抗血小板药物

32.4%

28.4%

44.4%

0.131

β受体阻滞剂

50%

51.4%

52%

0.95

抗生素

22.5%

20.3%

29.6%

0.324

钙离子通道阻滞剂

19.6%

17.8%

25.9%

0.323

手术处理

合并二尖瓣手术

24.5%

16.2%

48.1%

0.002

合并三尖瓣手术

14.7%

12.2%

22.2%

0.215

合并主动脉瓣手术

9.8%

8.1%

7.7%

0.325

合并左心室手术

14.7%

14.9%

14.8%

0.995