Table 2 Preoperative echo data

Diastolic function grade 0

117 (69.6%)

6 (7.1%)

<0.001

Diastolic function grade 1

37 (22.1%)

13 (15.5%)

0.144

Diastolic function grade 2

9 (5.4%)

34 (40.5%)

<0.001

Diastolic function grade 3

5 (2.9%)

31 (36.9%)

<0.001

LA volume

30.45 ± 3.7

35.91 ± 1.2

<0.001

EA ratio

1.19 ± 0.29

1.67 ± 0.52

<0.001

D time

197.19 ± 39.27

168.37 ± 45.68

<0.001

LV EF

56.7 ± 6.2

44.8 ± 5.7

<0.001