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Table 1 Clinical characteristics of patients

From: Impact of postoperative patient-prosthesis mismatch as a risk factor for early structural valve deterioration after aortic valve replacement with Trifecta bioprosthesis

Valuable, mean ± SD, n (%) Early SVD (n = 7) No SVD (n = 103) P value
Age, years 74.9 ± 7.8 78.3 ± 5.0 0.26
Age > 70 5 (71) 98 (95) 0.33
Male 2 (29) 49 (48) 0.33
BSA 1.51 ± 0.20 1.54 ± 0.18 0.61
Hypertension 6 (86) 73 (71) 0.4
Diabetes 1 (14) 28 (27) 0.45
Dyslipidemia 4 (57) 37 (36) 0.26
Ischemic heart disease 1 (14) 7 (7) 0.46
Dialysis 0 (0) 1 (1) 0.93
Left ventricular ejection fraction < 50% 1 (14) 10 (10) 0.53
Bicuspid aortic valve 1 (14) 8 (8) 0.8
Annulus size 20.1 ± 1.5 20.9 ± 2.5 0.47
Valsalva size 30.1 ± 2.0 32.5 ± 4.1 0.14
STJ size 25.3 ± 3.3 26.0 ± 4.0 0.63
CPB time, min 196 ± 80 168 ± 62 0.25
Cross-clamp time, min 139 ± 75 114 ± 46 0.18
Valve size    0.4
 19 mm 5 (71) 42 (41) 0.13
 21 mm 2 (29) 42 (41)  
 23 mm 0 (0) 12 (12)  
 25 mm 0 (0) 7 (7)  
Supra-annular position 3 (43) 27 (26) 0.35
Concomitant procedures    
 Coronary artery bypass grafting 1 (14) 21 (20) 0.69
 Mitral/tricuspid 3 (43) 29 (28) 0.41
 Others 2 (29) 34 (33) 0.93
  1. Data are expressed as mean ± SD or n (%)
  2. SD, Standard deviation; SVD, structural valve deterioration; BSA, body surface area; STJ, sino-tubular junction; CPB, cardiopulmonary bypass