Table 1.
Patient characteristics
| Age (years) | 44.7 (14.1) |
| Male:Female ratio | 14:19 |
| Age at onset of seizures (years) | 13.5 (14.9) |
| Duration of epilepsy (years) | 30.2 (14.5) |
| Number of antiepileptic drug trials | 2.2 (0.7) |
| Length of follow-up after surgery (years) | 4.4 (2.4) |
| Lateralized by PET to one temporal lobe (yes:no) | 23:10† |
| Mesiotemporal sclerosis on MRI (yes:no) | 23:10† |
| Lateralized by EEG to one temporal lobe (yes:no) | 33:0 |
| Surgical laterality (right:left) | 18:15 |
| Mesiotemporal sclerosis on pathology (yes:no) | 19:12§ |
| Engel class I:Engel class II, III, IV | 25:8 |
†
Although ratios are identical, patients with PET lateralization did not necessarily have mesiotemporal sclerosis on MRI and vice versa.
§
Pathology sample was limited or indeterminate for 2 patients.