Table 2. Set of predictive variables and their associated values. Cardinalities of each value are shown between brackets. Missing values are also indicated.

Clinical features:	Gender: Male (10), Female (9)
	Side: Left (10), Right (9)
	Surgery age: 17- 32 (10), 33- 54 (9)
	Onset age: 0- 1 (4), 2- 10 (7), 11- 20 (8)
	Elapsed time: 7- 13 (3), 14- 19 (4), 20- 39 (12)
	Type of seizure (SeizureType): Generalized (8), Partial Complex (7) or Both (4)
	Frequency of seizures (SeizureFreq): Daily (2), Weekly (8), 2-Weekly (2), 3-Weekly (3), 4-Weekly (3), Other (1)
	Febrile seizures (Febrile): Negative (10), Positive (9)
Neuropsychological features:	VIQ: Low (1), Normal-Low (4), Normal (8), Normal-High (3), High (1) - missing (2)
	PIQ: Low (1), Normal-Low (1), Normal (11), Normal-High (3), High (1) - missing (2)
	FSIQ: Low (0), Normal-Low (4), Normal (9), Normal-High (3), High (1) - missing (2)
	MlogI: Low (2), Normal-Low (5), Normal (11), Normal-High (0), High (0) - missing (1)
	MlogII: Low (2), Normal-Low (3), Normal (13), Normal-High (0), High (0) - missing (1)
	MvisI: Low (0), Normal-Low (2), Normal (13), Normal-High (1), High (2) - missing (1)
	MvisII: Low (0), Normal-Low (6), Normal (9), Normal-High (1), High (2) - missing (1)
	Schizophrenia index: Negative (9), Positive (3) - missing (7)
	Coping deficit index: Negative (5), Positive (7) - missing (7)
	Depression index: Negative (4), Positive (8) - missing (7)
	P. Style: EB1 (3), EB2 (6), EB3 (3) - missing (7)