Table 4. Echocardiographic findings.

Variables	Preoperative	At discharge	At follow-up	P
LVEF (%), mean ± SD	56.9±9.1	55.3±7.3	57.1±8.4	0.47
Mean pressure gradient (mmHg), mean ± SD	55.8±13.1	14.6±8.1	11.9±4.3	<0.001
LV mass, g/m2	149.8		113.6	< 0.001
LVED diameter (mm), mean ± SD	50.8±8.6		44.7±7.3	<0.001
LVES diameter (mm), mean ± SD	31.7±6.9		27.8±6.5	<0.001
Paravalvular leakage, number of patients
Trivial		51	12
Moderate		3	1