Procedural details of 690 patients undergoing TAVI stratified according to the occurrence of at least moderate post-procedural AR
| AR≥2/4 (n=119) | AR<2/4 (n=571) | p Value | OR (95% CI) | |
| Operative TAVI | 5 (4.2) | 25 (4.4) | 0.93 | 0.96 (0.36 to 2.56) |
| Transapical | 5 (4.2) | 19 (3.3) | 0.64 | 1.27 (0.47 to 3.48) |
| Transaortic | 0 | 6 (1.1) | 0.26 | – |
| Percutaneous TAVI | 114 (95.8) | 546 (95.6) | 0.93 | 1.04 (0.39 to 2.78) |
| Transfemoral | 111 (93.3) | 527 (92.3) | 0.71 | 1.16 (0.53 to 2.53) |
| Transaxillary | 3 (2.5) | 19 (3.3) | 0.65 | 0.75 (0.22 to 2.58) |
| Valve type | ||||
| CoreValve | 104 (87) | 478 (84) | 0.31 | 1.35 (0.75 to 2.42) |
| Edwards | 15 (13) | 93 (16) | 0.33 | 0.75 (0.42 to 1.35) |
| Procedural duration (min) | 92.9±49.6 | 84.7±46.3 | 0.08 | – |
| Fluoroscopy time (min) | 15.5±7.1 | 14.9±6.8 | 0.39 | – |
| Contrast amount (ml) | 174.7±70.4 | 168.4±68.6 | 0.44 | – |
| Post-procedural mean transvalvular PG (mm Hg) | 3.6±5.2 | 5.9±6.2 | <0.0001 | – |
| Post-procedural AR | 119 (100) | 380 (66.5) | <0.0001 | – |
| None | 0 | 191 (33.5) | – | – |
| Grade I | 0 | 380 (66.5) | – | – |
| Grade II | 103 (86.6) | 0 | – | – |
| Grade III | 14 (11.8) | 0 | – | – |
| Grade IV | 2 (1.7) | 0 | – | – |
Values are n (%) or mean±SD.
AR, aortic regurgitation; PG, pressure gradient; TAVI, transcatheter aortic valve implantation.