Acute regional improvement of myocardial function after interventional transfemoral aortic valve replacement in aortic stenosis: A speckle tracking echocardiography study

Table 2 Standard echocardiographic parameters at baseline and one week after TAVI

	baseline	7 days post TAVI	p- value
Heart rate (beats/min)	74 ± 12	78 ± 14	.578
LVEF (%)	57 ± 8	59 ± 8	.116
LV end-diastolic volume (ml)	81 ± 29	88 ± 31	.063
LV end-systolic volume (ml)	36 ± 17	36 ± 18	.880
Maximum pressure gradient (mm Hg)	81 ± 30	19 ± 11	< .001
Mean pressure gradient (mm Hg)	47 ± 17	10 ± 6	< .001
Aortic valve area (cm²)	0.73 ± 0.27	1.86 ± 0.51	< .001
Aortic valve area index (cm²/m²)	0.41 ± 0.16	0.94 ± 0,44	< .001
Peak mitral E (m/s)	0.99 ± 0.35	1.26 ± 0.32	< .001
E deceleration time (ms)	236 ± 71	225 ± 80	.194
TDI-myocardial E' (cm/s)	6.8 ± 2.5	8.1 ± 2.1	.014
E/E'	15.6 ± 5.8	16.1 ± 5.1	.387

Data are expressed as mean ± SD. LVEF, left ventricular ejection fraction; LV, left ventricular; E, early transmitral velocity; E', early myocardial tissue velocity

ISSN: 1476-7120