Figure 6

The Bland–Altman analysis to evaluate differences between the 3D model (STL) and the 3D-printed phantom. (A) Diameter of the horizontal zone, (B) LAA ostium, (C) Vertical zone. (SPSS version 25.00; IBM Corp., Armonk, NY, USA). 3D three-dimensional, STL Stereolithography, LAA left atrial appendage.