From: Feasibility and accuracy of real-time three-dimensional echocardiography in evaluating the aortic valve in children
Normal valve morphology
Paired t-test
AVA 2D
AVA 3D
T
P value
Mean ± SD
1.70 ± 0.47
1.83 ± 0.54
− 3.347
0.005
Range
0.8–2.5
0.8–3