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Autism Diagnostic Interview-Revised (ADI-R) Algorithms for Toddlers and Young Preschoolers: Application in a Non-US Sample of 1,104 Children
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de Bildt, Annelies; Sytema, Sjoerd; Zander, Eric; Bölte, Sven; Sturm, Harald; Yirmiya, Nurit; Yaari, Maya; Charman, Tony; Salomone, Erica; LeCouteur, Ann; Green, Jonathan; Bedia, Ricardo Canal; Primo, Patricia García; van Daalen, Emma; de Jonge, Maretha V.; Guðmundsdóttir, Emilía; Jóhannsdóttir, Sigurrós; Raleva, Marija; Boskovska, Meri; Rogé, Bernadette; Baduel, Sophie; Moilanen, Irma; Yliherva, Anneli; Buitelaar, Jan; Oosterling, Iris J. – Journal of Autism and Developmental Disorders, 2015
The current study aimed to investigate the Autism Diagnostic Interview-Revised (ADI-R) algorithms for toddlers and young preschoolers (Kim and Lord, "J Autism Dev Disord" 42(1):82-93, 2012) in a non-US sample from ten sites in nine countries (n = 1,104). The construct validity indicated a good fit of the algorithms. The diagnostic…
Descriptors: Diagnostic Tests, Interviews, Toddlers, Preschool Children
Temperament in the First 2 Years of Life in Infants at High-Risk for Autism Spectrum Disorders
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Clifford, Sally M.; Hudry, Kristelle; Elsabbagh, Mayada; Charman, Tony; Johnson, Mark H. – Journal of Autism and Developmental Disorders, 2013
The current study investigated early temperament in 54 infants at familial high-risk of ASD and 50 controls. Parental report of temperament was assessed around 7, 14 and 24 months of age and diagnostic assessment was conducted at 3 years. The high-risk group showed reduced "Surgency" at 7 and 14 months and reduced "Effortful Control" at 14 and 24…
Descriptors: Autism, Personality Traits, Comparative Analysis, Infants
Gaze Following, Gaze Reading, and Word Learning in Children at Risk for Autism
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Gliga, Teodora; Elsabbagh, Mayada; Hudry, Kristelle; Charman, Tony; Johnson, Mark H. – Child Development, 2012
This study investigated gaze-following abilities as a prerequisite for word learning, in a population expected to manifest a wide range of social and communicative skills--children with a family history of autism. Fifty-three 3-year-olds with or without a family history of autism took part in a televised word-learning task. Using an eye-tracker to…
Descriptors: Nonverbal Communication, Autism, Eye Movements, Language Acquisition
The Q-CHAT (Quantitative CHecklist for Autism in Toddlers): A Normally Distributed Quantitative Measure of Autistic Traits at 18-24 Months of Age--Preliminary Report
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Allison, Carrie; Baron-Cohen, Simon; Wheelwright, Sally; Charman, Tony; Richler, Jennifer; Pasco, Greg; Brayne, Carol – Journal of Autism and Developmental Disorders, 2008
We report a major revision of the CHecklist for Autism in Toddlers (CHAT). This "quantitative" CHAT (Q-CHAT) contains 25 items, scored on a 5 point scale (0-4). The Q-CHAT was completed by parents of n = 779 unselected toddlers (mean age 21 months) and n = 160 toddlers and preschoolers (mean age 44 months) with an Autism Spectrum…
Descriptors: Control Groups, Check Lists, Autism, Toddlers
The Social Communication Assessment for Toddlers with Autism (SCATA): An Instrument to Measure the Frequency, Form and Function of Communication in Toddlers with Autism Spectrum Disorder
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Drew, Auriol; Baird, Gillian; Taylor, Emma; Milne, Elizabeth; Charman, Tony – Journal of Autism and Developmental Disorders, 2007
The Social Communication Assessment for Toddlers with Autism (SCATA) was designed to measure non-verbal communication, including early and atypical communication, in young children with autism spectrum disorder. Each communicative act is scored according to its form, function, role and complexity. The SCATA was used to measure communicative…
Descriptors: Toddlers, Autism, Pervasive Developmental Disorders, Measures (Individuals)
Infants with Autism: An Investigation of Empathy, Pretend Play, Joint Attention, and Imitation.
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Charman, Tony – Developmental Psychology, 1997
Compared performance of infants with autism, developmental delays, or normal development on a prospective screening instrument for autism. Found that 20-month-olds with autism lacked social gaze in empathy and joint attention tasks. Infants with autism or developmental delays demonstrated functional play. Few produced spontaneous pretend play.…
Descriptors: Attention, Autism, Comparative Analysis, Developmental Delays
Commentary: The Modified Checklist for Autism in Toddlers.
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Charman, Tony; Baron-Cohen, Simon; Baird, Gillian; Cox, Antony; Wheelwright, Sally; Swettenham, John; Drew, Auriol – Journal of Autism and Developmental Disorders, 2001
This article comments on results of a study (EC 629 869) on the reliability of the Modified Checklist for Autism in Toddlers (M-CHAT), a early detection screening test. It discusses concerns relating to clinic vs. population samples, data analysis, use of a parent questionnaire only to identify autism, and the age of screening. (Contains…
Descriptors: Autism, Check Lists, Early Identification, Early Intervention
Predicting Language Outcome in Infants with Autism and Pervasive Developmental Disorder
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Charman, Tony; Baron-Cohen, Simon; Swettenham, John; Baird, Gillian; Drew, Auriol; Cox, Antony – International Journal of Language & Communication Disorders, 2003
Background: To examine longitudinal associations between diagnosis, joint attention, play and imitation abilities and language outcome in infants with autism and pervasive developmental disorder. Methods and Procedures: Experimental measures of joint attention, play and imitation were conducted with a sample of infants with autism spectrum…
Descriptors: Clinical Diagnosis, Attention, Infants, Play