Cohort characteristics
| Variable | Category | Frequency |
| Operation type | T Lob | 633 (77.3%) |
| T Les | 58 (7.1%) | |
| Ex-T Lob | 58 (7.1%) | |
| Ex-T Les | 49 (6.0%) | |
| MST | 3 (0.3%) | |
| Hemi | 14 (1.7%) | |
| C Cal | 4 (0.5%) | |
| Side | Left | 427 (52.0%) |
| Right | 387 (47.3%) | |
| N/A | 6 (0.7%) | |
| Pathology | HS | 498 (60.8%) |
| GL | 28 (3.4%) | |
| CAV | 51 (6.2%) | |
| DNT | 93 (11.4%) | |
| FCD | 36 (4.4%) | |
| Dual pathology | 16 (2.0%) | |
| Other | 97 (11.8%) |
CAV, cavernoma; C Cal, corpus callosotomy; DNT, dysembryoplastic neuroepithelial tumour; Ex-T Les, extra temporal lesionectomy; Ex-T Lob, extra temporal lobectomy; FCD, focal cortical dysplasia; GL, glioma; Hemi, hemispherectomy; HS, hippocampal sclerosis; MST, multiple subpial transection; T Lob, temporal lobectomy; T Les, temporal lesionectomy.