Table 2 Comparison of MRI findings between controlled and poorly controlled patients
|  | Total (n = 165) | Controlled (< 1 seizure per month), n = 40 | Uncontrolled (≥ 1 seizure per month), n = 125 | P value | |
|---|---|---|---|---|---|
Type of lesion | Cerebromalatic lesion | 53 (32.1%) | 17 (32.1%) | 36 (67.9%) | 0.106 |
Atrophic lesion | 21 (12.7%) | 3 (14.3%) | 18 (85.7%) | 0.254 | |
Cystic lesion | 19 (11.5%) | 5 (26.3%) | 14 (73.7%) | 0.782 | |
Cerebral infarction | 6 (3.6%) | 2 (33.3%) | 4 (66.7%) | 0.633 | |
Vascular malformation | 12 (7.3%) | 6 (50%) | 6 (50%) | 0.072 | |
Tumors | 15 (9.1%) | 2 (13.3%) | 13 (86.7%) | 0.527 | |
TSC | 16 (9.7%) | 3 (18.8%) | 13 (81.3%) | 0.763 | |
MCD | 12 (7.3%) | 0 (0%) | 12 (100%) | 0.040* | |
Hippocampal sclerosis | 11 (6.7%) | 2 (18.2%) | 9 (81.8%) | 0.627 | |
Hemisphere involved | Right | 56 (33.9%) | 15 (26.8%) | 41 (73.2%) | 0.585 |
Left | 78 (47.3%) | 19 (24.4%) | 59 (75.6%) | 0.974 | |
Bilateral | 31 (18.8%) | 6 (19.4%) | 25 (80.6%) | 0.481 | |
Site (lobe) | Frontal | 40 (24.2%) | 11 (27.5%) | 29 (72.5%) | 0.581 |
Temporal | 56 (33.9%) | 15 (26.8%) | 41 (73.2%) | 0.585 | |
Parieto-occipital | 33 (20%) | 7 (21.2%) | 26 (78.8%) | 0.650 | |
Hemiatrophy | 17 (10.3%) | 3 (17.6%) | 14 (82.4%) | 0.765 | |
Topographical distribution | Cortical | 32 (19.4%) | 5 (15.6%) | 27 (84.4%) | 0.205 |
Subcortical | 27 (16.4%) | 8 (29.6%) | 19 (70.4%) | 0.475 | |
Cortical + subcortical | 89 (53.9%) | 24 (27%) | 65 (73%) | 0.377 | |
Subependymal | 10 (6.1%) | 3 (30%) | 7 (70%) | 0.706 | |
Periventricular | 7 (4.2%) | 0 (0%) | 7 (100%) | 0.197 | |
Number of lesions | Single | 132 (80%) | 35 (26.5%) | 97 (73.5%) | 0.173 |
Multiple | 33 (20%) | 5 (15.2%) | 28 (84.8%) | ||