TABLE 2.
Comparison of echocardiographic data in mitral valve prolapse (MVP) and control groups
| MVP group | Control group | P | |
|---|---|---|---|
| EDD, mm | 46.9±5.0 | 45.6±4.5 | 0.32 |
| ESD, mm | 29.5±4.6 | 28.1±3.6 | 0.20 |
| EDV, mL | 92.6±22.9 | 89.3±19.2 | 0.55 |
| ESV, mL | 34.5±11.6 | 33.9±8.9 | 0.82 |
| LVEF, % | 62.7±6.6 | 62.0±5.4 | 0.66 |
| E, m/s | 0.89±0.19 | 0.90±0.16 | 0.83 |
| E/A | 1.66±0.41 | 1.74±0.42 | 0.46 |
| E-DT, ms | 167±34 | 164±42 | 0.76 |
| e′, cm/s | 15.2±1.2 | 15.4±1.4 | 0.56 |
| E/e′ | 5.9±1.7 | 5.8±1.2 | 0.83 |
| LV mass index, g/m2 | 82.5±21.4 | 83.5±15.9 | 0.84 |
| LAVI, mL/m2 | 22.1±2.7 | 21.6±2.9 | 0.49 |
| RVEDD, mm | 23.5±3.7 | 24.5±3.7 | 0.30 |
| Aortic root, mm | 28.6±2.9 | 26.7±2.9 | 0.015 |
| Z-score, cm/m2 | 1.59±0.12 | 1.59±0.17 | 0.94 |
| Ascending aorta, mm | 26.0±4.4 | 23.7±2.9 | 0.02 |
| Pulmonary artery, mm | 19.4±2.6 | 19.9±2.8 | 0.48 |
| Anterior leaflet length, mm | 25.6±3.3 | 21.8±2.3 | <0.0001 |
| Anterior leaflet thickness, mm | 3.4±1.1 | 2.6±0.6 | 0.001 |
| Posterior leaflet length, mm | 14.2±2.8 | 11.3±2.0 | <0.0001 |
| Posterior leaflet thickness, mm | 3.5±1.2 | 2.8±0.6 | 0.006 |
| Mitral annular diameter, mm | 31.3±3.7 | 26.0±3.6 | <0.0001 |
| Mitral regurgitation, n (%) none/n (%) mild | 12 (21)/46 (79) | 20 (33)/40 (66) | 0.27 |
| Late-systolic mitral regurgitation, % | 59 | 26 | 0.013 |
Data presented as mean ± SD unless otherwise indicated. E Peak early diastolic velocity; e’ Early diastolic mitral annular motion velocity; E/A Ratio of early and atrial diastolic velocities; EDD End-diastolic diameter; E-DT Peak E deceleration time; EDV End-diastolic volume; ESD End-systolic diameter; ESV End-systolic volume; LAVI Left atrial volume index; LV Left ventricular; LVEF Left ventricular ejection fraction; RVEDD Right ventricular end-diastolic diameter; Z-score Aortic root diameter, standardized to body surface area