Age, year |
61.6 ± 13.3 |
61.4 ± 13.5 |
63.7 ± 11.0 |
0.52 |
Male, n (%) |
105 (61) |
94 (59) |
11 (73) |
0.41 |
Body surface area, m2
|
1.62 ± 0.22 |
1.61 ± 0.22 |
1.64 ± 0.22 |
0.59 |
Hypertension, n (%) |
85 (49) |
77 (49) |
8 (53) |
0.96 |
Diabetes mellitus, n (%) |
18 (10) |
15 (10) |
3 (20) |
0.19 |
Hypercholesterolemia, n (%) |
52 (30) |
48 (31) |
4 (27) |
0.98 |
Smoking, n (%) |
51 (30) |
46 (29) |
5 (33) |
0.98 |
Coronary artery disease, n (%) |
23 (13) |
19 (12) |
4 (27) |
0.24 |
Chronic kidney disease, n (%) |
14 (8) |
14 (9) |
0 (0) |
0.48 |
NYHA |
|
|
|
0.32 |
Ⅰ |
47 |
45 |
2 |
|
Ⅱ |
96 |
87 |
9 |
|
Ⅲ |
24 |
20 |
4 |
|
Ⅳ |
5 |
5 |
0 |
|
Echocardiographic data |
|
|
|
|
LV mass index, g/m2
|
116 ± 32 |
115 ± 32 |
121 ± 28 |
0.59 |
LV end-diastolic diameter, mm |
53.3 ± 6.1 |
53.4 ± 6.2 |
51.9 ± 5.4 |
0.36 |
LV end-systolic diameter, mm |
33.4 ± 6.1 |
33.5 ± 6.3 |
32.2 ± 3.7 |
0.42 |
LV ejection fraction, % |
64.6 ± 8.7 |
64.4 ± 9.0 |
66.4 ± 5.4 |
0.42 |
LA diameter, mm |
41.4 ± 6.7 |
41.5 ± 6.7 |
41.9 ± 6.8 |
0.85 |
TR peak pressure gradient, mmHg |
32.6 ± 15.5 |
32.3 ± 14.9 |
35.0 ±
20.0 |
0.59 |
Aorto-mitral angle, degree |
134 ± 11 |
135 ± 11 |
131 ± 12 |
0.29 |
Etiology of MR |
|
|
|
|
Prolapse due to FED, n (%) |
150 (87) |
135 (86) |
15 (100) |
0.61 |
Anterior mitral leaflet prolapse, n (%) |
59 (34) |
50 (32) |
9 (60) |
0.051 |
Posterior mitral leaflet prolapse, n (%) |
111 (65) |
104 (66) |
7 (47) |
0.08 |
Barlow’s disease, n (%) |
3 (2) |
3 (2) |
0 (0) |
1 |
Rheumatic, n (%) |
1 (1) |
1 (1) |
0 (0) |
1 |
Secondary MR, n (%) |
4 (2) |
4 (3) |
0 (0) |
1 |