Clinical and Economic Burden of Uncontrolled Epilepsy: Analyses From a Medicaid Database and a Private Health Plan Database

Inclusion Criteria

• •At least 18 years of age at the initiation of anti-epileptic drug (AED) treatment as noted in the database
• •A record of at least one medical visit with a diagnosis of epilepsy (ICD-9-CM 345.xx) or at least two diagnoses of non-febrile convulsions (ICD-9-CM 780.30 or 780.39) occuring more than 30 days apart
• •At least one pharmacy claim for an anti-epileptic drug (AED)
• •Continuous enrollment throughout the observation period (minimum of 365 days). Patients with gaps in Medicaid enrollment will be observed only during their period of continuous enrollment, provided that all the above criteria are met