Table 2 Echocardiographic and electrocardiographic parameters
From: Morbidity and mortality of nonagenarians undergoing CoreValve implantation
Echocardiographic parameters | |
|---|---|
Left ventricular ejection fraction (%) | 44.6 ± 7.8 |
Aortic valve area (cm2) | 0.6 ± 0.2 |
Peak pressure gradient (mmHg) | 91.0 ± 27.4 |
Mean pressure gradient (mmHg) | 60.2 ± 13.1 |
Aortic annulus dimension (mm) | 20.7 ± 3.5 |
Aortic bulbus dimension (mm) | 29.7 ± 4.1 |
Left ventriculae end-diastolic diemater (mm) | 54.6 ± 7.7 |
Interventricular septal dimension (mm) | 13.2 ± 1.9 |
Aortic regurgitation, n (%) | 10 |
Grade I | 9 (81.8) |
Grade II | 1 (9.1) |
Grade III | 0 |
Mitral insufficiency, n (%) | |
Grade I | 6 (54.5) |
Grade II | 4 (36.4) |
Grade III | 0 |
Electrocardiographic parameters | |
Sinus rhythm, n (%) | 8 (72.7) |
Atrial fibrillation, n (%) | 1 (9.1) |
Pacemaker, n (%) | 2 (18.2) |
Heart rate (bpm) | 70.1 ± 10.7 |
PQ interval (ms) | 199.4 ± 62.8 |
QRS width (ms) | 112.6 ± 23.4 |
QT interval (ms) | 397.5 ± 30.7 |
Left bundle branch block, n (%) | 0 (0) |
Right bundle branch block, n (%) | 0 (0) |
Left anterior hemiblock, n (%) | 2 (18.2) |
Left posterior hemiblock, n (%) | 0 (0) |