Parameter | Tricuspid aortic valve | Bicuspid aortic valve | p |
---|---|---|---|
Aortic annulus (mm) | 26.3 ± 2.8 | 28.4 ± 3.8 | NS |
Sinus at Valsalva level (mm) | 48.9 ± 9.6 | 43.8 ± 6.5 | NS |
Sinotubular junction (mm) | 43.8 ± 8.5 | 38.5 ± 4.9 | 0.02 |
Ascending aorta in end-diastole (mm) | 50.8 ± 7.4 | 46.0 ± 5.0 | 0.02 |
Aortic annulus (mm/m2) | 13.6 ± 1.4 | 14.2 ± 1.3 | NS |
Sinus at Valsalva level (mm/m2) | 25.2 ± 5.0 | 22.0 ± 2.9 | 0.02 |
Sinotubular junction (mm/m2) | 22.6 ± 4.3 | 19.3 ± 2.4 | 0.004 |
Ascending aorta in end-diastole (mm/m2) | 26.6 ± 6.7 | 23.2 ± 3.1 | NS |
2D-ST echocardiographic parameters | |||
Longitudinal displacement (mm) | |||
Aortic posterior sinus | −4.6 ± 4.4 | −4.7 ± 3.5 | NS |
Posterior ascending aorta | −3.5 ± 3.8 | −2.5 ± 3.1 | NS |
Anterior ascending aorta | −6.7 ± 5.4 | −9.5 ± 5.0 | NS |
Aortic anterior sinus | −10.0 ± 5.1 | −11.7 ± 5.6 | NS |
Aortic PW | −4.0 ± 3.6 | −3.9 ± 2.9 | NS |
Aortic AW | −8.3 ± 4.8 | −10.5 ± 5.1 | NS |
Transverse displacement (mm) | |||
Aortic posterior sinus | 3.1 ± 2.4 | 4.0 ± 2.6 | NS |
Posterior ascending aorta | 4.0 ± 3.2 | 5.4 ± 1.6 | NS |
Anterior ascending aorta | −3.4 ± 2.9 | −4.8 ± 2.9 | NS |
Aortic anterior sinus | −6.4 ± 4.2 | −7.7 ± 3.5 | NS |
Aortic PW | 4.2 ± 2.7 | 4.8 ± 2.0 | NS |
Aortic AW | −4.8 ± 2.5 | −6.3 ± 3.1 | NS |
Longitudinal strain (%) | |||
Aortic posterior sinus | 8.9 ± 10.4 | 18.8 ± 14.4 | 0.02 |
Posterior ascending aorta | 13.7 ± 11.4 | 15.1 ± 11.5 | NS |
Anterior ascending aorta | 21.2 ± 11.3 | 24.8 ± 16.3 | NS |
Aortic anterior sinus | 11.5 ± 20.9 | 10.9 ± 12.7 | NS |
Aortic PW | 11.4 ± 9.3 | 16.9 ± 11.3 | NS |
Aortic AW | 15.1 ± 14.0 | 17.8 ± 12.1 | NS |
Longitudinal velocity (cm/s) | |||
Aortic posterior sinus | −5.9 ± 2.6 | −5.8 ± 2.6 | NS |
Posterior ascending aorta | −5.6 ± 2.1 | −6.1 ± 3.0 | NS |
Anterior ascending aorta | −5.2 ± 1.8 | 5.5 ± 1.3 | NS |
Anterior sinus | −4.7 ± 2.2 | −4.8 ± 2.1 | NS |
Aortic PW | −5.8 ± 1.7 | −6.0 ± 2.0 | NS |
Aortic AW | −4.9 ± 1.8 | −5.2 ± 1.5 | NS |
Arterial stiffness parameters | |||
Aortic diameter change (mm) | 2.5 ± 1.2 | 2.4 ± 1.4 | NS |
Aortic strain (%) | 5.3 ± 2.8 | 5.6 ± 3.2 | NS |
Elastic modulus (mmHg) | 19.8 ± 13.8 | 23.4 ± 29.6 | NS |
Stiffness index β | 0.2 ± 0.1 | 0.2 ± 0.3 | NS |
Aortic distensibility (mmHg)−1 | 0.2 ± 0.1 | 0.2 ± 0.1 | NS |