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

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

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