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Table 2 Matched pre-operative demographic, clinical, and echocardiographic parameters

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

 

Perimount, n=102

Perceval, n=102

P-value

Age / years

74.0 ± 6.4

73.7 ± 6.7

0.733

% Female

33.3% (34)

39.2% (40)

0.382

BMI / kgm-2

27.2 (24; 30)

28.6 (25; 32)

0.163

EuroSCORE II

1.96 (1.3; 3.3)

1.95 (1.5; 3.0)

0.937

Diabetes

26.5% (27)

24.5% (25)

0.748

Previous or current smoker

50% (51)

55.9% (57)

0.400

Previous PCI

12.7% (13)

6.9% (7)

0.158

Hypertension

78.4% (80)

72.5% (74)

0.329

 

Perimount

n

Perceval

n

P-value

LVEF

60 (55; 65)

100

59.5 (55; 65)

102

0.135

PG / mmHg

72.3 (62; 89)

96

76 (63; 95)

97

0.736

MG / mmHg

41 (35; 52)

94

45 (36; 57)

96

0.393

iEOA / cm2

0.42 (0.37; 0.52)

75

0.44 (0.36; 0.51)

84

0.730

Vmax aortic valve / ms-1

4.3 (4.0; 4.7)

88

4.4 (3.9; 4.9)

94

0.762

Mixed AS + AR / % (n)

10.8% (11)

102

12.7% (13)

102

0.664

LVOT / cm

2.3 (2.2; 2.5)

86

2.3 (2.1; 2.3)

79

0.311

LVDd / cm

4.9 (4.2; 5.3)

87

5.1 (4.7; 5.4)

86

0.280

LVSd / cm

3.1 ± 0.65

84

3.1 ± 0.67

86

0.734

IVSd / cm

1.4 (1.3; 1.5)

87

1.3 (1.0; 1.4)

85

0.300

LVPWd / cm

1.14 ± 0.28

87

1.18 ± 0.23

86

0.292

  1. Values are mean ± SD or median (LQ to UQ), and % (n)
  2. BMI: body mass index, PCI: percutaneous coronary intervention, LVEF: left ventricular ejection fraction, 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