Table 2. Characteristics of the study participants.

	Drug-responsive	Drug-resistant	p-value
	(n = 121)	(n = 122)
Age (years)
At recruitment	39.3 ± 15.1 (range, 20–84)	39.9 ± 11.3 (range, 20–68)	0.706
At seizure onset	25.4 ± 15.2 (range, 0–68)	15.9 ± 10.1 (range, 0–45)	<0.001
Gender (male)	65 (53.7%)	64 (52.5%)	0.898
Epilepsy classification
Generalized	19 (15.7%)	4 (3.3%)
Focal	95 (78.5%)	118 (96.7%)	<0.001
Unknown	7 (5.8%)	0 (0%)