Table 1.

Patient characteristics

Age at surgery	years	27.3 ± 1.3
Gender	Male	73 (55)
	Female	59 (45)
Handedness	Right	97 (74)
	Left	18 (14)
	Ambidextrous	4 (3)
	Not yet lateralized or unknown	13 (10)
Duration epilepsy	years	14.0 ± 1.0
Lobe involved	Temporal	75 (57)
	Frontal	27 (21)
	Parietal	7 (5)
	Occipital	5 (4)
	Multiple	18 (14)
Seizure frequency	no. per week	11.0 ± 1.9
History of generalized seizures	Yes	78 (59)
	No	54 (41)
Side of surgery	Right	55 (42)
	Left	77 (58)
Previous resection	No	112 (85)
	Yes	20 (15)

Data are N (%) for categorical variables or mean ± SEM for continuous variables. N = 132 patients.

MCD: malformation of cortical development; MTS: mesial temporal sclerosis.