Fig 1.
An example of aortic valve area (AVA) measurement using echocardiography or CT in a 74-year-old male who diagnosed as severe stenosis of fused bicuspid aortic valve.
AVA, aortic valve area; LVOT, left ventricular outflow tract; VTI, velocity time integral.
Fig 2.
Flow chart of patient inclusion.
AS, aortic stenosis; AVR, aortic valve replacement; AVA, aortic valve area.
Table 1.
Clinical characteristics and echocardiographic findings of study patients.
Fig 3.
Bland-Altman plot of AVAecho and AVACT.
AS, aortic stenosis; AVA, aortic valve area; SD, standard deviation.
Table 2.
Clinical and echocardiographic characteristics of concordant and discordant groups between AVA values measured by echocardiography and CT in severe AS.
Table 3.
CT findings of concordant and discordant groups between AVA values measured by echocardiography and CT in severe AS.
Table 4.
Univariate logistic regression analysis of clinical and CT characteristics to predict the discordance between the aortic valvular areas measured by echocardiography and CT.
Table 5.
Multivariable logistic regression analysis of clinical and CT characteristics to predict the discordance between the aortic valvular areas measured by echocardiography and CT.