From: Geometric changes in aortic root replacement using Freestyle prosthesis
 | Preoperative (n = 32) | Postoperative (n = 10) | P value* |
---|---|---|---|
Aortic annulus | |||
 Diameter max. (mm) | 28.1 ± 3.5 | 26.8 ± 2.9 | 0.485 |
 Diameter min. (mm) | 26.2 ± 3.2 | 26.3 ± 3.0 | 0.049 |
 Area (cm2) | 6.2 ± 1.5 | 5.8 ± 1.5 | 0.025 |
Sinus of Valsalva | |||
 Diameter max. (mm) | 40.6 ± 8.6 | 33.2 ± 6.3 | 0.092 |
 Diameter min. (mm) | 37.1 ± 7.5 | 30.6 ± 4.9 | 0.071 |
 Area (cm2) | 12.5 ± 4.7 | 5.9 ± 1.5 | 0.069 |
Sinotubular junction | |||
 Diameter max. (mm) | 39.3 ± 9.8 | 29.8 ± 4.4 | 0.021 |
 Diameter min. (mm) | 36.0 ± 11.1 | 28.6 ± 4.1 | 0.518 |
 Area (cm2) | 12.1 ± 5.8 | 6.7 ± 1.8 | 0.035 |
Mid-ascending aorta | |||
 Diameter max., (mm) | 44.1 ± 9.5 | 31.8 ± 3.5 | 0.069 |
 Diameter min. (mm) | 42.7 ± 9.5 | 30.1 ± 2.9 | 0.070 |
 Area (cm2) | 15.6 ± 6.3 | 7.9 ± 1.7 | 0.070 |
Proximal aortic arch | |||
 Diameter max. (mm) | 37.5 ± 5.9 | 31.3 ± 4.7 | 0.087 |
 Diameter min. (mm) | 35.1 ± 5.9 | 29.6 ± 4.9 | 0.178 |
 Area (cm2) | 10.6 ± 3.4 | 8.0 ± 2.4 | 0.203 |
Length root, ascending aorta (cm) | 10.8 ± 2.2 | 7.0 ± 1.3 | 0.005 |
Volume aortic root, (cm3) | 45.6 ± 26.3 | 18.7 ± 4.5 | 0.029 |
Volume root and ascending aorta, (cm3) | 137.3 ± 65.2 | 54.5 ± 21.1 | 0.023 |