| Prevalence | ~1:80,000-100,000 females |
| Inheritance | X-linked dominant (de novo in most cases) |
| Sex distribution | >99% female (males typically unaffected) |
| Seizure onset | Typically 6 months to 5 years |
| Parental origin | Mostly de novo; rare inherited cases |
| Databases | OMIMOrphanetClinicalTrialsPubMed |