MR severity

Pre-AVR (N = 44)

Post-AVR (N = 44)

% Improved

% Worsened

Moderate

4.5% (2)

0%

100%

0%

Mild-moderate

9.1% (4)

4.5% (2)

50%

0%

Mild

45.5% (20)

31.8% (14)

30%

0%

Trace

22.7% (10)

54.5% (24)

0%

10%

None

18.2% (8)

2.3% (1)

-

62.5%

Total MR

81.8% (36)

90.9% (40)

44.4%

2.8%