Table III.
Clinical data and outcome.
| Case/sex | Epilepsy syndrome | Neurological problems before epilepsy | Neurological problems at the start of PT | Outcome after PT |
|---|---|---|---|---|
| 1/M | LGS | Motor delay and aphasia | Severe mental retardation (TIQ <20) | Behavior improved |
| 2/F | LGS | Motor delay and aphasia | Severe mental retardation (TIQ <20) | Minimum IQ improvement (TIQ 31) |
| 3/F | LGS | Normal | Severe mental retardation (TIQ 35) | Attention improved |
| 4/M | LGS | Normal | Psychomotor delay (DQ 40) | Language and attention significantly improved |
| 5/M | LGS | CP | Severe mental retardation (TIQ <20) | Psychomotor agitation reduced |
| 6/F | ESES | Minimum motor development | Severe mental retardation (TIQ 38) | No change |
| 7/M | ESES | Normal | Mild mental retardation (TIQ 68) | School-learning ability and minimum IQ improved (TIQ 70) |
| 8/F | ESES | Normal | Mild mental retardation (TIQ 63) | Borderline mental impairment (TIQ 75) |
| 9/F | ESES | Normal | Normal IQ (TIQ 86) | Normal IQ (TIQ 90) |
| 10/M | ESES | Normal | Severe mental retardation (TIQ 20) | No change |
| 11/M | ESES | Normal | Aphasia and moderate performance impairment (PIQ 50) | Language gain (about 20 words) and performance improvement (PIQ 65) |
Abbreviations: M=male; F=female; PT=pulse therapy; LGS=Lennox-Gastaut syndrome; ESES=electrical status epilepticus during slow-wave sleep; CP=cerebral palsy; IQ=intelligence quotient; TIQ=total intelligence quotient; PIQ=performance intelligence quotient; DQ=developmental quotient.