Table 1:

Detailed demographics and clinical data of the 19 patients with RE and 2 control groups

Demographics
Patients with RE (N = 19)
Mean age and SD at epilepsy onset (median) (range) (yr)	7.3 ± 5.3; 8; 1.5–22
Mean disease duration and SD at first MRI (median) (range) (yr)	4.0 ± 4.8; 2.9; 0.1–20
Sex (No.)
Female	11
Male	8
Handedness (No.)
Right	13
Left	5
Ambidextrous	1
Surgery location (No.)
Hemispherectomy	12 (10 SF)
Frontal	1 (1 SF)
Insular/opercular	1
Temporal	1
No surgery	4
No. of MRI scans
Single scan	10
Multiple scans	9 (range, 2–7)
Mean age and SD at MRI (N = 42 scans) (median) (range) (yr)
RE scans	14.2 ± 8.0; 14.8; 3–43
Healthy controls	14.3 ± 8.0; 14.0; 3.6–43
Controls with non-RE epilepsy	16.9 ± 7.6; 15.5; 5–31
Mean disease duration and SD at MRI (N = 42 scans) (median) (range) (yr)
RE scans	7.0 ± 5.6; 6.3; 0.8–21.4
Controls with non-RE epilepsy	7.6 ± 5.1; 6.5; 1–22

Note:—SF indicates seizure-free with >12 months postoperative follow-up.