Postoperative NYHA Class

Marginal Homogeneity Test

p-Value

1

2

3

Total

N

%

N

%

N

%

N

%

Preoperative

NYHA Class

1

71

23.7%

10

3.3%

10

3.3%

91

30.3%

<0.001*

2

52

17.3%

29

9.7%

8

2.7%

89

29.7%

3

77

25.7%

25

8.3%

5

1.7%

107

35.7%

4

7

2.3%

5

1.7%

1

0.3%

13

4.3%

Total

207

69.0%

69

23.0%

24

8.0%

300

100.0%