Table 1.
Clinical characteristics of 231 patients (discovery set)
| Characteristics | Seizures | No Seizures | P |
|---|---|---|---|
| Number of patients (%) | 152 (65.8) | 79 (34.2) | |
| Age, y, median (range) | 37 (15–64) | 41 (17–67) | .056a |
| Sex, M/F | 93/59 | 42/37 | .241 |
| Lesion location (% involvement) | |||
| Hemisphere, L/R | 82/70 | 42/37 | .910 |
| Frontal | 108 (71.1) | 39 (49.4) | .001 |
| Temporal | 39 (25.7) | 28 (35.4) | .120 |
| Insula | 30 (19.8) | 16 (20.2) | .926 |
| Parietal | 22 (14.5) | 12 (15.2) | .884 |
| Occipital | 3 (2.0) | 1 (1.3) | .696 |
| MRI characteristics | |||
| Tumor size, cm3, mean ± SD | 73.6 ± 53.3 | 72.3 ± 61.8 | .873a |
| Tumor pathology (%) | |||
| Oligodendroglioma | 15 (9.9) | 10 (12.7) | .517 |
| Astrocytoma | 48 (31.6) | 22 (27.8) | .558 |
| Oligoastrocytoma | 89 (58.5) | 47 (59.5) | .890 |
aResult of t-test.