Table 1 Clinical, echocardiographic and procedural characteristics of the study population
Variable | Mean ± SD |
|---|---|
Age, years | 82.4 ± 5.5 |
Female gender, % | 55.6 |
Atrial fibrillation, % | 50.8 |
Ejection fraction, % | 55 ± 10 |
Aortic valve area, cm2 | 0.74 ± 0.31 |
Peak pressure gradient, mmHg | 72.6 ± 21.4 |
Mean pressure gradient, mmHg | 47.5 ± 14.6 |
Annulus diameter using TEE hinge-to-hinge (long axis view), mm | 20.3 ± 2.2 |
Annulus diameter using CT, mm | 23.9 ± 2.3 |
Annulus diameter according to circumcircle of a triangle method, mm | 25.6 ± 2.4 |
Annulus area using CT, mm2 | 453.3 ± 77.7 |
Annulus area according to circumcircle of a triangle method, mm2 | 495.6 ± 95.7 |
Access site | |
Femoral | 65 % |
Apical | 35 % |
Valve size | |
23-mm | 36.5 % |
26-mm | 47.6 % |
29-mm | 15.9 % |
Post-operative AR (angiographic) | |
No | 62 % |
Minimal/mild | 30 % |
Moderate | 8 % |
Post-operative AR (echocardiographic) | |
No | 51 % |
Minimal/mild | 38 % |
Moderate | 11 % |
Post-operative peak gradient, mmHg | 20.6 ± 6.5 |
Post-operative mean gradient, mmHg | 11.8 ± 3.8 |