Table 3:
Findings on MRI after transapical and surgical aortic valve replacement
| TA-TAVI (n = 12) | AVR (n = 35) | P-value | |
|---|---|---|---|
| Patients with new lesions | 7 (58) | 12 (34) | 0.131 |
| Total number of lesions | 22 | 37 | 0.224 |
| Localization | |||
| Frontal | 14 (64) | 9 (24) | 0.003 |
| Parietal | 1 (5) | 2 (5) | 0.451 |
| Occipital | 4 (18) | 10 (27) | 0.192 |
| Temporal | 1 (5) | 1 (3) | 0.476 |
| Cerebellum | 2 (9) | 10 (27) | 0.072 |
| Others | 0 | 5 (14) | 0.087 |
| Patients with single lesion | 1 (8) | 3 (9) | 0.397 |
| Patients with multiple lesions | 6 (50) | 9 (26) | 0.525 |
| Patients with bihemispheric lesions | 5 (42) | 6 (17) | 0.465 |
| Embolic lesions per patient | 1.8 ± 1.9 (0–5) | 1.1 ± 1.9 (0–7) | 0.149 |
| Single lesion volume (mm3) | 171.7 ± 282.9 (15–1205) | 218.6 ± 437.3 (50–1900) | 0.713 |
| Time of postprocedural scan (days) | 11.7 ± 6.2 (6–26) | 6.5 ± 3.0 (2–32) | 0.016 |
Categorical data are given as frequency (percentage) and continuous data as mean ± SD (range).