COVID-19(19) epilepsy(13) Seizure(9) Mortality(5) COVID-19 infection(5) COVID-19 pandemic(5) Seizures(5) pandemic(5) Result(5) Diagnosis(5) performed(5) changed(5) Patient(4) social distancing(4) age(4) SARS-CoV-2(4) Retrospective study(3) Electronic health records(3) average(3) Infection(3) calculate(3) EEG(3) Child neurology(3) chronic condition(3) 95%CI(3) significantly(3) death(3) death rate(3) increased mortality(3) Poisson model(3)