Table 2.
Procedural Characteristics and Outcomes According to Quartiles of Residual Post-TEER TMPG at Discharge
|
P Value |
|||||||
|---|---|---|---|---|---|---|---|
| Overall (N = 283) | Quartile 1 (n = 65) | Quartile 2 (n = 67) | Quartile 3 (n = 84) | Quartile 4 (n = 67) | Overall | Q4 vs Q1-3 | |
| Number of clips (%) | 0.721 | 0.402 | |||||
| 1 | 149 (52.7%) | 35 (53.8%) | 38 (56.7%) | 45 (53.6%) | 31 (46.3%) | ||
| 2 | 119 (42.0%) | 28 (43.1%) | 27 (40.3%) | 33 (39.3%) | 31 (46.3%) | ||
| ≥3 | 15 (5.3%) | 2 (3.1%) | 2 (3.0%) | 6 (7.1%) | 5 (7.5%) | ||
| Final intraprocedural TMPG (mm Hg) | 3.4 ± 1.5 | 2.3 ± 1.1 | 2.9 ± 1.1 | 3.6 ± 1.2 | 4.6 ± 1.4 | <0.001 | <0.001 |
| Discharge TMPG (mm Hg) | 4.1 ± 1.9 | 1.9 ± 0.5 | 3.2 ± 0.3 | 4.3 ± 0.4 | 7.0 ± 1.1 | <0.001 | <0.001 |
| 30-day TMPG (mm Hg) (N = 216) | 4.5 ± 2.3 | 3.1 ± 1.7 | 3.5 ± 1.2 | 4.6 ± 1.8 | 6.6 ± 2.7 | <0.001 | <0.001 |
| 1-year TMPG (mm Hg) (N = 141) | 4.3 ± 2.2 | 3.8 ± 2.3 | 3.6 ± 1.7 | 4.4 ± 2.1 | 5.5 ± 2.5 | <0.001 | 0.002 |
| Residual MR at discharge (%) | 0.637 | 0.430 | |||||
| None/trace | 52 (18.4%) | 11 (16.9%) | 11 (16.4%) | 19 (22.6%) | 11 (16.4%) | ||
| Mild | 182 (64.3%) | 41 (63.1%) | 48 (71.6%) | 48 (57.1%) | 45 (67.2%) | ||
| Moderate | 40 (14.1%) | 11 (16.9%) | 6 (9.0%) | 15 (17.9%) | 8 (11.9%) | ||
| Moderate-to-severe | 6 (2.1%) | 1 (1.5%) | 2 (3.0%) | 2 (2.4%) | 1 (1.5%) | ||
| Severe | 3 (1.1%) | 1 (1.5%) | 0 (0.0%) | 0 (0.0%) | 2 (3.0%) | ||
| Residual moderate or less MR at discharge (%) | 274 (96.8%) | 63 (96.9%) | 65 (97.0%) | 82 (97.6%) | 64 (95.5%) | 0.908 | 0.488 |
| 30-day moderate or less MR (%) (N = 255) | 235 (92.5%) | 55 (93.2%) | 56 (94.9%) | 70 (90.9%) | 54 (91.5%) | 0.824 | 0.740 |
| 1-year moderate or less MR (%) (N = 145) | 167 (92.3%) | 36 (87.8%) | 40 (93.0%) | 54 (93.1%) | 37 (94.9%) | 0.658 | 0.491 |
Values are n (%) or mean ± SD.
Abbreviations as in Table 1.