Table 4 Differences between improved and deteriorated LV function group

Age

50.5 ± 12.8

54.9 ± 11.7

0.01

Male

100 (75.8%)

66 (82.5%)

0.25

NYHA function classification

0.009

 Class I

9 (6.8%)

2 (2.5%)

 Class II

53 (40.2%)

23 (28.8%)

 Class III

63 (47.7%)

46 (57.5%)

 Class IV

7 (5.3%)

9 (7.5%)

AF

26 (19.7%)

27 (33.8%)

0.02

Hypertension

55 (41.7%)

41 (51.3%)

0.17

Diabetes Mellitus

13 (9.8%)

9 (11.3%)

0.75

Coronary artery disease

8 (6.1%)

4 (5.0%)

0.97

Chronic kidney disease

2 (1.5%)

1 (1.3%)

1

COPD

4 (3.0%)

3 (3.8%)

1

Preoperative stroke

3 (2.3%)

1 (1.3%)

0.99

Ejection fraction

60.0 ± 5.7

57.4 ± 7.9

0.01

LV end-systolic dimension

42.5 ± 4.6

45.5 ± 6.5

< 0.001

LV end-diastolic dimension

63.6 ± 6.7

66.0 ± 7.8

0.02

Left atrial dimension

54.1 ± 8.5

56.4 ± 9.6

0.08

Pulmonary systolic pressure

53.0 ± 19.6

49.6 ± 16.6

0.21

Tricuspid valvuloplasty

42 (31.8%)

30 (37.5%)

0.40

Leaflet resection

80 (60.6%)

43 (53.8%)

0.33

Chordal reconstruction

28 (21.2%)

13 (16.3%)

0.38

Commissural closure

29 (22.0%)

18 (22.5%)

0.93

Ring

8 (6.1%)

6 (7.5%)

0.69

Size

30.8 ± 2.0

30.8 ± 2.2

0.77

Cardiopulmonary bypass time (min)

85.8 ± 31.1

92.3 ± 26.8

0.16

Aortic cross clamp time (min)

50.6 ± 21.4

52.2 ± 19.1

0.60