| |
Pre-operative
|
Post-operative
|
|---|
|
Immediately after
|
P value*
|
Last follow-up
|
P value*
|
|---|
|
Follow-up duration
| |
7.4 ± 2.4 days
| |
30 ± 22 months
| |
|
MR ERO (cm2)
|
0.59 ± 0.30
| | | | |
|
MR grade
|
3.68 ± 0.50
|
0.1 ± 0.2
|
<0.001
|
0.37 ± 0.22
|
<0.001
|
|
0 ~ I
|
0
|
27
| |
26
| |
|
II
|
1
|
0
| |
0
| |
|
III
|
4
|
0
| |
0
| |
|
IV
|
22
|
0
| |
0
| |
|
MVA, 2D (cm2)
| | | |
2.27 ± 0.48
| |
|
LV EF (%)
|
64.4 ± 9.6
|
54.5 ± 9.8*
|
0.002
|
65.2 ± 6.1**
|
1.000
|
|
LV EDD (mm)
|
57.2 ± 6.3
|
45.4 ± 6.2*
|
<0.001
|
44.8 ± 4.1*
|
<0.001
|
|
LV ESD (mm)
|
35.7 ± 6.7
|
32.5 ± 6.3*
|
0.046
|
28.3 ± 2.9***
|
<0.001
|
|
LAD (mm)
|
46.5 ± 6.0
|
35.4 ± 6.3*
|
<0.001
|
36.6 ± 6.8*
|
<0.001
|
|
PASP (mmHg)
|
37.5 ± 14.2
|
24.5 ± 6.6*
|
<0.001
|
26.7 ± 5.0*
|
0.012
|
- MR mitral regurgitation, ERO effective regurgitant orifice, MVA mitral valve area, 2D two-dimensional, LV left ventricular, EF ejection fraction, EDD end-diastolic dimension, ESD end-systolic dimension, LAD left atrial dimension, PASP pulmonary artery systolic pressure estimated by tricuspid regurgitation peak velocity with right atrial pressure
- *compared with preoperative
- **P < 0.01, immediate after versus last follow-up
