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Table 4 Echocardiographic results at clinical follow-up

From: Transapical transcatheter aortic valve replacement in patients with or without prior coronary artery bypass graft operation

 

No CABG (n = 75)

CABG (n = 45)

p Value

At 30 Days

 Aortic Valve Area, cm2

1.62 ± 0.31

1.64 ± 0.25

0.655

 LVEF, %

57.1 ± 9.6

47.2 ± 14.3

<0.001

 Aortic Valve Mean Gradient, mm Hg

10.2 ± 3.9

9.7 ± 3.3

0.534

 Aortic Valve Peak Gradient, mm Hg

20.1 ± 7.0

19.9 ± 6.9

0.923

 LVIDs, cm

3.59 ± 0.66

4.30 ± 1.0

<0.001

 LVIDd, cm

5.13 ± 0.64

5.64 ± 0.82

<0.001

 Δ LVEF, %

2.6 ± 9.6

3.6 ± 7.7

0.560

 Δ LVIDs, cm

−0.06 ± 0.51

−0.27 ± 0.46

0.028

 Δ LVIDd, cm

0.02 ± 0.52

−0.15 ± 0.61

0.119

 AV Regurgitation Moderate/Severe

0

0

 

 MV Regurgitation Moderate/Severe

9 (12.2)

9 (20.0)

0.295

At One Year

No CABG (n = 48)

CABG (n = 28)

 

 Aortic Valve Area, cm2

1.66 ± 0.40

1.82 ± 0.35

0.079

 LVEF, %

60.0 ± 8.1

43.9 ± 16.1

<0.001

 Aortic Valve Mean Gradient, mm Hg

11.6 ± 6.4

10.0 ± 4.0

0.234

 Aortic Valve Peak Gradient, mm Hg

22.8 ± 12.3

19.0 ± 5.9

0.137

 LVIDs

3.39 ± 0.46

4.55 ± 1.37

<0.001

 LVIDd, cm

5.02 ± 0.49

5.80 ± 1.09

<0.001

 Δ LVEF, %

3.5 ± 7.9

4.9 ± 7.7

0.470

 Δ LVIDs, cm

−0.21 ± 0.55

−0.18 ± 0.63

0.868

 Δ LVIDd, cm

−0.07 ± 0.54

−0.02 ± 0.66

0.758

 AV Regurgitation Moderate/Severe

0

0

 

 MV Regurgitation Moderate/Severe

6 (12.5)

4 (14.2)

1.0

  1. LV EF Left ventricular ejection fraction, LVIDs Left ventricular diameter at end systole, LVIDd Left ventricular diameter at end diastole. Δ calculated from baseline pre procedure measurements, AV Aortic valve, MV Mitral valve