Table 1:

Proportion of patients with focal- or generalized-onset medication resistant epilepsy meeting NINDS 2011 workshop inclusion criteria for clinical trials seen at New York University’s epilepsy clinic in a 3-month period in 2013. Patients with symptomatic and combined focal- and generalized-onset epilepsy were excluded.

Number (%)	Focal	Generalized
Total number	144	29
Eligible for clinical trials	19 (13%)	1 (3%)
Reason for exclusion
Seizure frequency < 3/month	84 (58%)	16 (55%)
Age (< 16 years)	18 (13%)	10 (37%)
Recent ASM change (< 4 weeks)	27 (19%)	4 (14%)
Unstable medical or psychiatric condition	11 (8%)	1 (3%)
Inability to maintain seizure diary	10 (7%)	0
More than 3 concurrent ASMs	8 (6%)	1 (3%)