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Analysis of the prosthesis-patient mismatch (PPM) occurrence after the second transcatheter aortic valve replacement (TAVR), according to the size of the first transcatheter heart valve (THV).
| Overall (N = 155) | 1st TAVR ≤ 23 mm (N = 55) |
1st TAVR > 23 mm (N = 100) |
P-value | |
| Severe PPM | 10 (6.5%) | 9 (16.4%) | 1 (1%) | 0.001 |
| Moderate PPM | 22 (20.6%) | 14 (25.5%) | 8 (8%) | 0.004 |
| No PPM | 123 (74.2%) | 32 (58.2%) | 91 (91%) | 0.0001 |
