Clinical characteristics of psychogenic nonepileptic seizures across the lifespan: An international retrospective study

Purpose Previous studies from a few countries have reported semiological differences in younger children compared with adolescents or adults with psychogenic nonepileptic seizures (PNESs). This study tested the hypothesis that semiological, demographic, and historical risk factors vary with different ages of PNES onset in a large cohort from different countries. Methods In this retrospective study, we investigated patients consecutively referred...