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Howlin, Patricia; Savage, Sarah; Moss, Philippa; Tempier, Althea; Rutter, Michael – Journal of Child Psychology and Psychiatry, 2013
Background: It is well established that very few individuals with autism spectrum disorders (ASD) and an IQ below 70 are able to live independently as adults. However, even amongst children with an IQ in the normal range, outcome is very variable. Childhood factors that predict later stability, improvement or decline in cognitive functioning…
Descriptors: Autism, Pervasive Developmental Disorders, Intelligence Quotient, Language Skills
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Baghdadli, Amaria; Assouline, Brigitte; Sonie, Sandrine; Pernon, Eric; Darrou, Celine; Michelon, Cecile; Picot, Marie-Christine; Aussilloux, Charles; Pry, Rene – Journal of Autism and Developmental Disorders, 2012
This study examines change in 152 children over an almost 10-year period (T1: 4.9 (plus or minus 1.3) years; T2: 8.1 (plus or minus 1.3) years; T3: 15(plus or minus 1.6) years) using a group-based, semi-parametric method in order to identify distinct developmental trajectories. Important deficits remain at adolescence in the adaptive abilities of…
Descriptors: Early Intervention, Autism, Multivariate Analysis, Language Skills
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Pickles, Andrew; Simonoff, Emily; Conti-Ramsden, Gina; Falcaro, Milena; Simkin, Zoe; Charman, Tony; Chandler, Susie; Loucas, Tom; Baird, Gillian – Journal of Child Psychology and Psychiatry, 2009
Background: Several authors have highlighted areas of overlap in symptoms and impairment among children with autism spectrum disorder (ASD) and children with specific language impairment (SLI). By contrast, loss of language and broadly defined regression have been reported as relatively specific to autism. We compare the incidence of language loss…
Descriptors: Language Skill Attrition, Diachronic Linguistics, Autism, Language Impairments
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McVicar, Kathryn A.; Shinnar, Shlomo – Mental Retardation and Developmental Disabilities Research Reviews, 2004
The Landau-Kleffner syndrome (LKS) and electrical status epilepticus in slow wave sleep (ESES) are rare childhood-onset epileptic encephalopathies in which loss of language skills occurs in the context of an epileptiform EEG activated in sleep. Although in LKS the loss of function is limited to language, in ESES there is a wider spectrum of…
Descriptors: Language Skill Attrition, Pathology, Language Skills, Autism