Table 3: Seizure outcomes according to seizure types and epileptic syndromes at six months.

Seizure typesEpileptic syndromes
GeneralizedFocalEpileptic spasmsWest syndromeLGS

Number of patients911987
Responders
 Seizure-free34662
 >90% reduction35214
 50–90% reduction01000
Nonresponders
 <50% reduction10000
 Not changed10111
 Increased11000
Response rate66.7% (6/9)90.9% (10/11)88.9% (8/9)87.5% (7/8)85.7% (6/7)

LGS, Lenox-Gastaut syndrome.