General characteristics and echocardiographic parameters of the study population classifying patients based on the presence of any-length MAD by CMR
| All (n=131) | MAD+ (n=55) | MAD– (n=76) | P value | |
| Men, n (%) | 96 (73.3%) | 40 (72.7%) | 56 (73.7%) | 0.903 |
| Age, years | 57±14 | 56±14 | 59±14 | 0.292 |
| BMI, kg/m2 | 23.9±3.1 | 23.8±2.9 | 24.1±3.2 | 0.546 |
| Barlow’s disease, n (%) | 87 (66.4%) | 43 (78.2%) | 44 (57.9 %) | 0.015 |
| Curling, n (%) | 51 (38.9%) | 31 (56.4%) | 20 (26.3%) | <0.001 |
| LVEDVi, mL/m2 | 80.9±17.7 | 82.0±17.3 | 80.2±18.0 | 0.549 |
| LVESVi, mL/m2 | 29.7±9.2 | 29.8±8.3 | 29.6±9.9 | 0.897 |
| LVEF, % | 63.7±5.9 | 63.8±5.8 | 63.6±6.1 | 0.884 |
| LAVi, mL/m2 | 55.2±19.3 | 51.9±16.3 | 57.6±20.9 | 0.095 |
| MR grade, n (%) | 0.488 | |||
| Grade 3 | 16 (12.2%) | 8 (14.5%) | 8 (10.5%) | |
| Grade 4 | 115 (87.8%) | 47 (85.5%) | 68 (89.5%) | |
| PASP, mm Hg | 35±9 | 35±9 | 34±9 | 0.395 |
BMI, body mass index; CMR, cardiac magnetic resonance; LAVi, left atrial volume index; LVEDVi, left ventricular end-diastolic volume index; LVEF, left ventricular ejection fraction; LVESVi, left ventricular end-systolic volume index; MAD, mitral annular disjunction; MR, mitral regurgitation; PASP, pulmonary artery systolic pressure.