Table 3.
CMR parameters pre- and post-TAVR interventions in all patients
| All patients | Baseline n = 85 |
6 m follow up n = 85 |
p value |
|---|---|---|---|
| LV mass (g) | 138.2 ± 35.3 | 109.9 ± 31 | < 0.001 |
| LVEDV (ml) | 179 ± 49.3 | 166.4 ± 44.2 | < 0.001 |
| LVESV (ml) | 84.2 ± 43.5 | 75.7 ± 35.6 | 0.006 |
| LVSV (ml) | 94.5 ± 22.5 | 90.7 ± 18.7 | 0.04 |
| LVEF (%) | 54.8 ± 12.2 | 56.3 ± 10.6 | 0.10 |
| RVSV (ml) | 74.3 ± 18.4 | 78.7 ± 20.4 | 0.04 |
| RVEF (%) | 54.2 ± 9.5 | 55.4 ± 10.1 | 0.20 |
| LA volume (ml) | 131.8 ± 45.0 | 119.1 ± 41.3 | < 0.001 |
| MR volume (ml) | 22.4 ± 15.0 | 13.7 ± 12.9 | < 0.001 |
| MR fraction (%) | 22.6 ± 13.3 | 14.5 ± 12.4 | < 0.001 |
| MR classifications (n) | |||
| Mitral regurgitation % | |||
| MR none (0%) | 8 | 14 | |
| MR mild (5–15%) | 20 | 35 | |
| MR moderate (16–25%) | 19 | 20 | |
| MR moderate-severe (26–48%) | 38 | 16 | < 0.001 |
| Classifications of LGE, n (%) | |||
| None | 24 (28) | 28 (33) | |
| Infarct pattern | 19 (22) | 23 (27) | |
| Non-infarct pattern | 33 (39) | 24 (28) | 0.23 |
| Mixed | 4 (5) | 3 (4) | |
| Not done | 5 (6) | 7 (8) | |
| Presence of LGE, n (%) | |||
| LGE present | 56 (66) | 50 (59) | |
| LGE absent | 24 (28) | 28 (33) | |
| LGE not done | 5 (6) | 7 (8) |
Data as mean ± SD, n (%)
LA left atrial, LGE late gadolinium enhancement, LVEDV left ventricular end-diastolic volume, LVEF left ventricular ejection fraction, LVESV left ventricular end-systolic volume, LVSV left ventricular stroke volume, MR mitral regurgitation, RVEF right ventricular ejection fraction, RVSV right ventricular stroke volume