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Table 5 Echocardiographic parameters by size, in propensity-matched population: discharge

From: Perceval sutureless bioprosthesis versus Perimount sutured bioprosthesis for aortic valve replacement in patients with aortic stenosis: a retrospective, propensity-matched study

 

Size / mm

Perimount

n

Perceval

n

P-value

MG

21

11.5 (9; 15)

16

17 (12; 20)

17

0.010*

23

11 (9; 14.0)

36

15 (12; 17)

37

<0.001*

25

10 (8; 12)

39

12 (10; 15)

32

0.013*

27

10 (7; 11)

9

13 (10; 16)

12

0.195

PG

21

21 (17; 26)

16

30 (24; 37)

17

0.007*

23

21 (18; 24)

36

27 (23; 33)

37

<0.001*

25

20 (16; 24)

39

23 (18; 28)

32

0.031*

27

17 (14; 24)

9

25 (18; 28)

12

0.211

EF % change

21

4.3 (-11; 8)

15

-1.7 (-4.8; 6.8)

17

0.948

23

1.6 (-13; 9)

35

1.6 (-1.7; 9.1)

37

0.489

25

3.4 (-6.7; 11)

39

1.7 (-6.8; 11)

33

0.730

27

-3.9 (-8.8; 14)

9

1.7 (-5.7; 13)

12

0.589

Vmax

21

2.29 (1.9; 2.5)

15

2.91 (2.5; 3.2)

15

0.005*

23

2.32 (2.1; 2.5)

34

2.58 (2.2; 2.9)

37

0.010*

25

2.3 (2; 2.5)

37

2.51 (2.0; 2.6)

32

0.609

27

2.22 (1.6; 2.4)

8

2.3 (2.0; 2.7)

12

0.374

iEOA

21

0.81 (0.78; 0.87)

10

0.76 (0.65; 0.88)

8

0.203

23

0.83 (0.61; 1.1)

25

0.80 (0.70; 1.0)

30

0.874

25

0.94 (0.89; 1.1)

25

0.77 (0.64; 0.84)

21

0.002*

27

0.90 (0.8; 1.2)

7

1.06 (0.70; 1.3)

8

0.908

% PVL (n)

21

0

16

0

17

-

23

0

35

5.1% (2)

39

0.174

25

7.5 (3)

40

0

34

0.103

27

0

9

0

12

-

  1. Values are mean ± SD or median (LQ to UQ), and % (n). * P <0.05
  2. PG: peak gradient, MG: mean gradient, iEOA: indexed effective orifice area, Vmax: maximum velocity across aortic valve, LVDd: left ventricular diastolic dimension, LVSd: left ventricular systolic dimension, IVSd: interventricular septal diastolic dimension, LVOT: left ventricular outflow tract dimension, LVPWd: left ventricular posterior wall dimension