Table 3 Transthoracic echocardiographic data
Variable | MAD (n = 60) | No MAD (n = 125) | p-value |
|---|---|---|---|
MAD length (mm) | – | ||
Average ± SD | 8.4 ± 3.9 | – | |
Median [IQR] | 7 [5 to 11] | – | |
MAD location | – | – | |
Infero-lateral | 45 (76.3%) | ||
Other | 14 (23.7%) | ||
LVEF | 0.028 | ||
Average ± SD | 60.1 ± 8.4% | 57.1 ± 8.7% | |
LV global impairment | 5 (8.3%) | 12 (9.6%) | 1.00 |
Any RWMA | 0 (0%) | 12 (9.6%) | 0.010 |
Impaired RV function | 6 (10.0%) | 18 (14.4%) | 0.12 |
MR severity | 0.044 | ||
Moderate or severe | 51 (85.0%) | 85 (68.0%) | |
Ischaemic heart disease | 0 (0%) | 10 (8.0%) | 0.032 |
Infective endocarditis | 6 (10.0%) | 19 (15.2%) | 0.37 |
MVP | 54 (90.0%) | 91 (72.8%) | 0.008 |
Anterior | 15 (25.0%) | 24 (19.2%) | 0.005 |
Posterior | 51 (85.0%) | 72 (57.6%) | < 0.001 |
Barlows | 3 (2.4%) | 2 (3.3%) | 0.66 |
Fail | 14 (23.3%) | 23 (18.4%) | 0.44 |
Myxomatous MV | 46 (60.0%) | 49 (39.2%) | 0.023 |
Restriction | 0 (0%) | 9 (7.2%) | < 0.001 |
Rheumatic | 1 (1.7%) | 1 (0.8%) | 0.49 |
Post-op echo | 48 (80.0%) | 86 (68.8%) | 0.20 |
Post-op residual MR | 28 (46.7%) | 52 (41.6%) | 0.18 |
MR severity post-op | 0.34 | ||
Mild or none | 26 (43.3%) | 39 (31.2%) | |
Moderate | 5 (8.3%) | 15 (12.0%) | |
Severe | 1 (1.7%) | 1 (0.8%) | |
MAD post op echo | 2 (3.9%) | (0%) | 0.13 |
Follow up for post-op echo | 834 ± 790 | 680 ± 693 | 0.24 |