Parameter | Controls | Diameter of ascending aorta | p | |||
---|---|---|---|---|---|---|
Group 1 (≤45 mm) | Group 2 (>45 mm) | Controls vs. group 1 | Controls vs. group 2 | Group 1 vs. group 2 | ||
LV diastolic diameter (mm) | 46.9 ± 4.6 | 55.9 ± 7.3 | 55.3 ± 8.9 | <0.001 | <0.001 | NS |
LVEDDi (mm/m2) | 24.1 ± 2.2 | 28.0 ± 3.9 | 27.5 ± 4.2 | <0.001 | <0.001 | NS |
Interventricular septum (mm) | 10.7 ± 1.5 | 12.5 ± 1.6 | 13.5 ± 2.3 | <0.001 | <0.001 | NS |
LV posterior wall (mm) | 10.1 ± 1.4 | 11.1 ± 1.5 | 11.9 ± 2.0 | 0.02 | <0.001 | NS |
LV ejection fraction (%) | 57.2 ± 2.1 | 54.6 ± 3.4 | 50.2 ± 8.9 | NS | <0.05 | 0.029 |
Ascending aorta diameter (mm) | ||||||
Aortic annulus | 22.5 ± 3.2 | 27.8 ± 3.2 | 26.5 ± 2.8 | <0.001 | <0.001 | NS |
Sinus at Valsalva level | 35.0 ± 3.6 | 44.8 ± 7.6 | 47.2 ± 8.2 | <0.001 | <0.001 | NS |
Sinotubular junction | 30.2 ± 3.1 | 37.6 ± 5.3 | 43.1 ± 8.8 | <0.001 | <0.001 | NS |
Ascending aorta in end-diastole | 33.9 ± 3.3 | 42.8 ± 2.8 | 53.2 ± 6.0 | <0.001 | <0.001 | <0.001 |
Cross sectional area in systole | 8.6 ± 1.6 | 14.5 ± 1.7 | 21.7 ± 6.7 | <0.001 | <0.001 | <0.001 |
Cross sectional area in diastole | 7.7 ± 1.5 | 12.8 ± 1.6 | 19.9 ± 6.3 | <0.001 | <0.001 | <0.001 |
Aortic diameter/BSA (mm/m2) | ||||||
Aortic annulus | 11.6 ± 1.7 | 13.8 ± 1.5 | 13.4 ± 1.4 | <0.001 | <0.001 | NS |
Sinus at Valsalva | 18.2 ± 1.9 | 22.2 ± 2.9 | 23.5 ± 3.6 | <0.001 | <0.001 | NS |
Sinotubular junction | 15.6 ± 1.5 | 18.6 ± 1.5 | 21.7 ± 4.0 | <0.001 | <0.001 | 0.01 |
Ascending aorta in end-diastole | 17.3 ± 1.7 | 21.5 ± 2.8 | 27.0 ± 5.5 | <0.001 | <0.001 | <0.001 |
Aortic diameter index (ratio): observed/expected values | ||||||
Aortic annulus | 0.89 ± 0.1 | 1.0 ± 0.1 | 1.02 ± 0.1 | <0.001 | <0.001 | NS |
Sinus at Valsalva level | 1.0 ± 0.1 | 1.29 ± 0.2 | 1.35 ± 0.2 | <0.001 | <0.001 | NS |
Sinotubular junction | 1.0 ± 0.1 | 1.24 ± 0.1 | 1.44 ± 0.2 | <0.001 | <0.001 | 0.01 |
Ascending aorta in end-diastole | 1.1 ± 0.1 | 1.4 ± 0.2 | 1.76 ± 0.3 | <0.001 | <0.001 | <0.001 |