D., Ph.D dysfonction érectile et le diabète ., and Shlomo Shinnar, M.D., Ph.D.: Long-Term Mortality in Childhood-Onset Epilepsy Few research have evaluated long-term mortality in well-characterized cohorts of children with epilepsy. With several notable exceptions,1-3 studies involving adults are retrospective usually.4-11 In pediatric series, the follow-up is generally 5 to 10 years.12-18 In all series, autopsy confirmation of an absence of other notable causes of death, which is necessary to confirm sudden, unexplained death in individuals with epilepsy,19 is uncommon.