Table 5.
Relationship between deployed THV and post-procedural PVR
| PVR ≥ mild | PVR < mild | P-value | |
|---|---|---|---|
| SAPIEN 3 | 7 (17.9) | 32 (82.1) | |
| Observed THV area oversizing, % | 1.3 ± 7.3 | 7.4 ± 8.6 | 0.09 |
| 0%> | 4 (57.1) | 5 (15.6) | 0.037 |
| 0–15% | 3 (42.9) | 21 (65.6) | 0.40 |
| 15%< | 0 (0.0) | 6 (18.8) | 0.57 |
| Observed THV eccentricity index, % | |||
| 1. THV inflow | 3.35 ± 2.8 | 3.92 ± 2.8 | 0.63 |
| 2. Native annulus | 4.33 ± 2.3 | 4.21 ± 2.8 | 0.91 |
| 3. Mid-THV | 4.06 ± 2.6 | 3.33 ± 2.6 | 0.50 |
| 4. THV outflow | 4.18 ± 2.5 | 2.68 ± 2.4 | 0.14 |
| THV depth, mm | 4.6 ± 2.8 | 4.0 ± 2.1 | 0.56 |
| SAPIEN XT | 24 (43.6)* | 31 (56.4) | |
| Observed THV area oversizing, % | 9.6 ± 8.2 | 13.6 ± 8.5 | 0.09 |
| 0%> | 2 (8.3) | 1 (3.2) | 0.58 |
| 0–15% | 18 (75.0) | 20 (64.5) | 0.56 |
| 15%< | 4 (16.7) | 10 (32.3) | 0.23 |
| Observed THV eccentricity index | |||
| 1. THV inflow | 5.02 ± 3.5 | 4.21 ± 2.4 | 0.32 |
| 2. Native annulus | 3.86 ± 2.6 | 2.96 ± 1.9 | 0.14 |
| 3. Mid-THV | 2.83 ± 2.4 | 3.13 ± 1.7 | 0.60 |
| 4. THV outflow | 3.98 ± 3.4 | 3.04 ± 2.1 | 0.22 |
| THV depth, mm | 3.1 ± 2.0 | 4.3 ± 1.7 | 0.018 |
Values are mean ± SD or n (%).
THV, transcatheter heart valve; PVR, paravalvular aortic regurgitation.
*P = 0.014 vs. the SAPIEN 3 group.