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Table 3 Mean and maximum transvalvular pressure gradients (mmHg) at discharge (5 to 7 days after AVR)

From: Effect of surgeon on transprosthetic gradients after aortic valve replacement with Freestyle® stentless bioprosthesis and its consequences: A follow-up study in 587 patients

  Subcoronary implantation Total root replacement
Valve size Mean N Max N Mean N Max N
19 29.8 ± 14.4 9 54.2 ± 23.2 9 - 0 - 0
21 22.0 ± 8.9 127 40.4 ± 14.5 119 13.7 ± 4.2 3 25.7 ± 7.5 3
23 19.6 ± 7.6 176 35.5 ± 12.8 149 13.5 ± 6.0 27 25.3 ± 10.1 26
25 17.0 ± 6.9 100 31.0 ± 14.9 80 10.8 ± 5.0 20 19.8 ± 10.9 19
27 14.8 ± 5.7 50 26.7 ± 9.4 47 7.2 ± 2.0 9 13.2 ± 4.3 9