Table 2 Baseline characteristics of the single-center CMR aortic stenosis cohort
Characteristic | N | Value |
|---|---|---|
Age (years) | 145 | 70 (65, 76) |
Women | 145 | 46 (32%) |
Aortic stenosis severity | 145 | |
Mild | 27 (19%) | |
Moderate | 39 (27%) | |
Severe | 46 (32%) | |
Severe/AVR | 33 (23%) | |
Aortic valve peak velocity (m/s) | 145 | 2.90 (3.33, 4.37) |
Mean aortic valve gradient (mmHg) | 145 | 35 (23, 44) |
LV mass index (g/m2) | 145 | 88 (73, 100) |
Native T1 time (ms) | 140 | 1180 (1,159, 1,210) |
LV ejection fraction (%) | 145 | 67 (63, 71) |
Extracellular volume fraction (%) | 140 | 27.81 (25.95, 29.70) |
Indexed fibrosis volume (ml/m2) | 140 | 23 (19, 27) |
Mid-wall late gadolinium enhancement | 145 | 41 (28%) |
Late gadolinium enhancement (%) | 145 | 0.0 (0.0, 1.7) |
Mitral valve E wave deceleration time (ms) | 143 | 203 (169, 245) |
E/A mean ratio | 141 | 0.87 (0.72, 1.16) |
E/e’ ratio | 144 | 12.8 (10.7, 17.0) |
Left atrial volume index (ml/m2) | 133 | 34 (25, 43) |
Left ventricular longitudinal function (mm) | 144 | 12.02 (10.11, 13.97) |
6-min walk distance (meters) | 136 | 400 (338, 450) |
