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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)