Table 1. Summary of the Clinical Features of Patients.
| Clinical Characteristics | N |
|---|---|
| Age of Seizure Onset | |
| <3 month | 24 |
| 3~6 month | 29 |
| 7~12 month | 15 |
| Sex | |
| Male:female | 47:21 |
| Family History | |
| Positive family history* | 9 |
| Mother’s Pregnancy History | |
| Spontaneous abortion | 3 |
| Threatened abortion | 3 |
| Pregnancy hypertension | 1 |
| Premature labour | 2 |
| EIEE Classification | |
| West syndrome | 44 |
| Dravet’s syndrome | 4 |
| Ohtahara syndrome | 2 |
| uEEEs | 18 |
| Seizure Types | |
| Spasms | 33 |
| Spasms-tonic | 4 |
| Tonic | 3 |
| Tonic clonic | 12 |
| Partial | 9 |
| Multiple seizure types | 7 |
| Head MRI or CT Scan | |
| Normal | 39 |
| Ventriculomegaly | 18 |
| Arachnoid cyst | 3 |
| Myelination delay | 1 |
| Formation of CSP | 1 |
| Cases where MRI or CT was not checked | 6 |
| EEG | |
| Hypsarrhythmia | 48 |
| Sharp waves | 3 |
| Slow waves | 2 |
| Slow-spike-and-wave complexes | 2 |
| Slow basic background activity | 1 |
| Burst-suppresion | 4 |
| Multiple epileptiform discharges | 8 |
| Intellectual Disabilities (ID) | |
| Mild | 18 |
| Moderate | 20 |
| Severe | 30 |
| Response to AEDs Therapy | |
| Seizures-free cases | 13 |
| Seizures-controlled cases** | 16 |
| AEDs resistant cases*** | 18 |
| Deceased cases | 3 |
| Cases we lost contact with | 8 |
*First-degree relative had history of epilepsy or intellectual disability.
**Seizures were considered controlled if the reduction of frequency of seizures attacks became more than 50% after treatment.
***Patients were considered resistant to treatment if the reduction of seizures attacks became less than 50% after taking AEDs.