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Table 3 Intra-operative 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

XCT time isolated AVR / minutes

70.0 (58; 82)

52 (43; 63)

<0.001*

CPB time isolated AVR / minutes

91 (79; 103)

82 (67; 96)

0.012*

XCT AVR + CABG / minutes

107 (92; 123)

74 (62; 91)

<0.001*

CPB time AVR + CABG / minutes

147 (118; 167)

110 (80; 133)

<0.001*

Minimally invasive / % (n)

5% (5)

28% (29)

<0.001*

Isolated AVR / % (n)

58% (59)

53% (54)

0.481

Concomitant CABG / % (n)

42% (43)

47% (48)

Valve size 21 mm / % (n)

15.7% (16)

16.7% (17)

0.802

Valve size 23 mm / % (n)

36.3% (37)

38.2% (39)

Valve size 25 mm / % (n)

39.2% (40)

33.3% (34)

Valve size 27 mm / % (n)

8.8% (9)

11.8% (12)

  1. Some patients received other short, non-CABG procedures in addition to AVR: Perimount: 3 x LAA clip + ablation, 1 x LAA clip, 1 x AMVL decalcification, 1 x septal myotomy; Perceval: 3 x LAA clip, 1 x AMVL decalcification, 1 x LAA clip + ablation, 1 x ablation; note that 1 patient with CABG also received ablation
  2. Values: median (LQ to UQ) or % (n). * P <0.05
  3. XCT: cross-clamp time, CPB: cardiopulmonary bypass, AVR: aortic valve replacement, CABG: coronary artery bypass graft, MVR: mitral valve replacement