Q1/reference | Q3/risk | OR (95%CI) | Pvalue | |
Aortic root rotation (°) | 2.05 | 19.25 | 1.10 (0.67 to 1.78) | 0.71 |
Aortic root qualification | Central/counterclockwise | Clockwise | 1.01 (0.42 to 2.42) | 0.98 |
Aortic root wedging (mm) | 37.78 | 47.19 | 0.89 (0.51 to 1.56) | 0.68 |
Frontal aortic root tilt angle (°) | 42.2 | 53.73 | 1.02 (0.62 to 1.66) | 0.95 |
Left ventricle to aortic root angle: three-chamber plane (°) | 122.45 | 133.7 | 0.65 (0.36 to 1.17) | 0.15 |
Membranous septum height (mm) | 3.18 | 5.2 | 0.90 (0.55 to 1.48) | 0.68 |
Membranous septum width (mm) | 4.7 | 8.6 | 1.07 (0.60 to 1.94) | 0.81 |
Membranous septum area (mm) | 11.5 | 34.71 | 0.93 (0.50 to 1.73) | 0.82 |
Inferior distance (mm) | 1.5 | 4.4 | 0.69 (0.37 to 1.28) | 0.24 |
Valve implantation depth (mm) | 3.83 | 7.4 | 1.47 (0.82 to 2.62) | 0.19 |
Δ Inferior distance to implantation depth (mm) | −5.06 | −0.59 | 0.59 (0.33 to 1.06) | 0.08 |
Valve oversizing (%) | 4.23 | 19.55 | 1.14 (0.64 to 2.04) | 0.66 |
Self/mechanical-expandable versus balloon-expandable valves | Balloon | Self/mechanical | 2.97 (1.18 to 7.46) | 0.02 |
Valve type | ||||
Boston | Edwards | Boston | 6.89 (2.30 to 20.66) | <0.01 |
Medtronic | Edwards | Medtronic | 1.82 (0.64 to 5.16) |
OR and 95% CI estimated from logistic regression. OR for a comparison of the IQR (Q3 vs Q1).
P value for the Wald test.
Q1, quartile 1 (25th percentile);Q3, quartile 3 (75th percentile);TAVI, transcatheter aortic valve implantation; Inferior distance, virtual basal ring to muscular ventricular septum height; Δ inferior distance to implantation depth, difference between inferior distance and valve implantation depth.