Pre-op

6 mo-post

2 yr-post

P

LVEF

39.3 ± 8.76

47.2 ± 5.44

46.9 ± 5.69

0.029

LVDd

60.3 ± 9.86

57.3 ± 8.84

54.8 ± 7.24

0.381

CO

5.18 ± 1.12

6.02 ± 1.18

6.07 ± 0.94

0.351