Table 2. Periprocedural findings.
|
Total n=140 |
Residual TR ≥3+ n=43 |
Residual TR <3+ n=97 |
p-value | ||
|---|---|---|---|---|---|
| Device type, n (%) | MitraClip/TriClip</p> | 111 (79.3) | 30 (69.8) | 81 (83.5) | 0.06 |
| PASCAL | 29 (20.7) | 13 (30.2) | 16 (17.5) | ||
| Simultaneous TMVR, n (%) | 18 (12.9) | 3 (7.0) | 15 (15.5) | 0.17 | |
| Implant success, n (%) | 131 (93.6) | 34 (79.1) | 97 (100.0) | <0.001 | |
| Number of clips, n (%) | 0 | 9 (6.4) | 9 (20.9) | 0 (0.0) | <0.001 |
| 1 | 35 (25.0) | 7 (16.3) | 28 (28.9) | ||
| 2 | 72 (51.4) | 17 (39.5) | 55 (56.7) | ||
| 3 | 21 (15.0) | 9 (20.9) | 12 (12.4) | ||
| 4 | 3 (2.1) | 1 (2.3) | 2 (2.1) | ||
| Mean (if implanted) | 1.9±0.7 | 2.1±0.8 | 1.9±0.7 | 0.09 | |
| Implantation site of devices, n (%)* | Anteroseptal coaptation line | 202 (80.2) | 53 (73.6) | 149 (82.8) | 0.31 |
| Posteroseptal coaptation line | 47 (18.7) | 16 (22.2) | 31 (17.2) | ||
| Anteroposterior coaptation line | 3 (1.2) | 3 (4.2) | 0 (0.0) | ||
| Mean tricuspid valve gradient, mmHg | 2.6±1.5 | 2.9±1.4 | 2.4±1.5 | 0.08 | |
| Post-procedural TR grade, n (%) | 0 or 1+ | 24 (17.1) | 0 (0.0) | 24 (24.7) | <0.001 |
| 2+ | 73 (52.1) | 0 (0.0) | 73 (75.3) | ||
| 3+ | 38 (27.1) | 38 (88.4) | 0 (0.0) | ||
| 4+ | 3 (2.1) | 3 (7.0) | 0 (0.0) | ||
| 5+ | 2 (1.4) | 2 (4.7) | 0 (0.0) | ||
| Post-procedural vena contracta (mm) | 6.0 [4.1. 8.0] | 10.0 [8.1, 12.1] | 5.0 [3.9, 6.0] | <0.001 | |
| Acute procedural success, n (%) | 126 (90.0) | 29 (67.4) | 97 (100.0) | <0.001 | |
| Values are n (%) or mean±SD. *Numbers and percentages indicate number and percentage of clips implanted. TMVR: transcatheter mitral valve repair; TR: tricuspid regurgitation | |||||