Table E5.
Echocardiogram changes among patients who underwent TEER, reported as mean ± standard deviation (median), stratified by MR ≤1.5 versus ≥2.0 within 1 year of procedure
| Overall | MR ≤1.5 | MR ≥2.0 | P value | |
|---|---|---|---|---|
| LVEF (baseline to greatest follow-up measurement) | ||||
| Number of patients | 232 | 174 | 58 | |
| Absolute change | 4.4 ± 10.5 (4.0) | 4.7 ± 11.3 (4.0) | 3.3 ± 7.5 (5.0) | .89 |
| Percent change | 15.6 ± 46.1 (7.7) | 17.5 ± 52.0 (6.7) | 9.9 ± 19.0 (9.2) | .66 |
| LVIDd (baseline to lowest follow-up measurement) | ||||
| Number of patients | 234 | 178 | 56 | |
| Absolute change | −0.4 ± 0.8 (−0.4) | −0.4 ± 0.8 (−0.4) | −0.4 ± 0.7 (−0.5) | .46 |
| Percent change | −7.4 ± 14.9 (−7.8) | −7.6 ± 14.1 (−7.7) | −6.8 ± 17.4 (−8.8) | .55 |
| Mitral valve regurgitation severity (greatest within 1 year of procedure) | ||||
| Severity category | – | |||
| 2.0+ | 86.8% (59/68) | – | 86.8% (59/68) | |
| 3.0+ | 13.2% (9/68) | – | 13.2% (9/68) | |
| 4.0 | 0% (0/0) | – | 0% (0/0) | |
| Mitral valve stenosis severity (greatest follow-up measurement) | ||||
| Severity category | N = 198 | n = 149 | n = 49 | .03 |
| 0 | 13.6% | 10.7% | 22.4% | |
| 1+ | 41.4% | 42.3% | 38.8% | |
| 2.0+ | 37.9% | 37.6% | 38.8% | |
| 3.0+ | 7.1% | 9.4% | 0% | |
| 4.0 | 0% | 0% | 0% |
MR, Mitral regurgitation; LVEF, left ventricular ejection fraction; LVIDd, left ventricular internal diameter end diastole; TEER, transcatheter edge-to-edge mitral valve repair.