AIM:Clinical developmental phenotyping of four- to five-year-old children with febrile seizures (FSs). METHODS:Children with FS (n = 157, corresponding to 3.7% of the targeted general population of four-five-year-olds) had been identified at child healthcare centres in Gothenburg. Parents of 73 children (41 boys, 32 girls) accepted participation in the present study. The assessments included a neuropaediatric assessment, Movement ABC, Wechsler Preschool and Primary Scale of Intelligence-III and parent questionnaires (Five-to-Fifteen (FTF) and Strengths and Difficulties Questionnaire (SDQ)). Hospital records were reviewed, when applicable. RESULTS:One-third of the children had at least one DSM-5 neurodevelopmental disorder diagnosis or marke...