Table 1.
Patient profile
| Patients profile | |
|---|---|
| Total number of patients | 135 |
| Mean age | 13.1 years old (range: 4–44) |
| Sex | 68 males (50.4%) |
| Daily seizures | 45 patients (33.3%) |
| Number of AEDs | |
| One AED | 40 patients (29.6%) |
| Two AEDs | 60 patients (44.4%) |
| Three AEDs | 34 patients (25.2%) |
| Four AEDs | None (0%) |
| Five AEDs | 1 patient (0.7%) |
| Left-hemispheric epilepsy | 71 patients (52.6%) |
| Lesion visible on MRI | 79 patients (58.5%) |
| Habitual seizures captured during iEEG recording | 117 patients (86.7%) |
| Incomplete resection of SOZ | 17 patients (12.6%) |
| Necessity to resect extra-temporal region | 85 patients (63.0%) |
| Mean size of resection (%) | 16.2% (range: 0.6–91.6) |
| Mean number of analysed electrodes per patient | 108.2 electrodes (range: 32–152) |
| ILAE class 1 outcome | 95 patients (70.4%) |
AEDs = antiepileptic drugs taken immediately before the electrode placement; iEEG = intracranial EEG; SOZ = seizure-onset zone; ILAE = International League Against Epilepsy.