TABLE 1 Baseline Characteristics (n=20) TABLE 1 Baseline Characteristics (n=20)
Age, y 57.7 ± 14.4
Male, % 6 (30)
BMI, Kg/m2 26.1 ± 4.3
Dyspnea
NYHA functional class III/IV, % 19 (95)
Angina pectoris, % 3 (15)
Syncope or presyncope, % 2 (10)
Palpitations, % 20 (100)
Prior septal reduction, %
ASA, % 1 (5)
Cardiovascular diseases
Hypertension, % 10 (50)
Coronary artery disease, % 2 (10)
Atrial fibrillation, % 3 (15)
Echocardiography
Left atrial diameter, mm 42.7 ± 5.7
Length of AML 27.8 ± 3.4
Doppler gradient at rest, mm Hg 86.5 ± 29.2
Gradient at rest >50 mm Hg, % 20 (100)
LVEF, % 72.5 ± 4.9
ECG, including Holter
Sinus rhythm, % 18 (90)
Right bundle branch block 1 (5)
Atrial fibrillation, % 4 (20)
Non-sustained ventricular tachycardia, % 2 (10)
Values are mean ± SD or n (%). NYHA = New York Heart Association; ASA = alcohol septal ablation; AML = anterior mitral leaflet; LVEF = left ventricular eject; ECG = electrocardiography. Values are mean ± SD or n (%). NYHA = New York Heart Association; ASA = alcohol septal ablation; AML = anterior mitral leaflet; LVEF = left ventricular eject; ECG = electrocardiography.