Cognition and Behaviour in Sotos Syndrome: A Systematic Review

BackgroundResearch investigating cognition and behaviour in Sotos syndrome has been sporadic and to date, there is no published overview of study findings.MethodA systematic review of all published literature (1964–2015) presenting empirical data on cognition and behaviour in Sotos syndrome. Thirty four journal articles met inclusion criteria. Within this literature, data relating to cognition and/or behaviour in 247 individuals with a diagnosis of Sotos syndrome were reported. Ten papers reported group data on cognition and/or behaviour. The remaining papers employed a case study design.ResultsIntelligence quotient (IQ) scores were reported in twenty five studies. Intellectual disability (IQ ConclusionAlthough a range of studies have provided insight into cognition and behaviour in Sotos syndrome, specific profiles have not yet been fully specified. Recommendations for future research are provided.