Methods
The maximum diameter (mm)
The minimum diameter(mm)
Circular index Circumference (mm)
3D printed models 20.22±4.53 14.65±3.66 1.40±0.23 56.13±12.00
3D-TEE images 20.32±4.56 14.71±3.85 1.41±0.22 56.40±12.10
t value -1.22 -0.52 -0.50 -1.23
P value 0.23 0.61 0.62 0.23