Univariate analysis for CA including CT based pre-TAVI variables and peri-TAVI implantation depth
| Variable | Univariate analysis | |||
| OR | 95% CI for OR | P value | ||
| Lower limit | Upper limit | |||
| DLZ calcium opposite to MS | 2.872 | 0.809 | 10.192 | 0.103 |
| DLZ calcium adjacent to MS | 3.938 | 1.240 | 12.507 | 0.020 |
| Calcium score adjacent to MS | 1.000 | 0.999 | 1.000 | 0.712 |
| Calcium score opposite to MS | 1.000 | 1.000 | 1.001 | 0.203 |
| Total AV calcium score | 1.000 | 1.000 | 1.000 | 0.468 |
| MS depth | 0.910 | 0.727 | 1.138 | 0.408 |
| Implantation depth | 1.215 | 1.002 | 1.474 | 0.048 |
| δMSID | 0.835 | 0.703 | 0.991 | 0.039 |
| Eccentricity Index | 0.621 | 0.002 | 157.041 | 0.866 |
| Pre-TAVI balloon dilatation | 2.800 | 0.899 | 8.717 | 0.076 |
| Post-TAVI balloon dilatation | 2.000 | 0.364 | 10.980 | 0.425 |
AV, aortic valve; CA, conduction abnormalities; DLZ, device landing zone; MS, membranous septum; TAVI, transcatheter aortic valve implantation; δMSID, difference between membranous septum depth and implantation depth.