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The revised version of M-CHAT, known as the M-CHAT-R/F, has been demonstrated to have high validity and reliability for screening toddlers for autism spectrum disorder. [5] It is a two part screening tool. The first stage stratifies children into 3 group- low risk, medium risk, and high risk.
The CHAT was initially developed in the early 1990s to screen for autism in children as young as 18 months. Prior to this point, diagnosis of autism was rare in children younger than 3 years old. [2] Additionally, no specialized screening tool had been developed to detect early signs of autism in young children. [3]
Screening tools include the Modified Checklist for Autism in Toddlers (M-CHAT), the Early Screening of Autistic Traits Questionnaire, and the First Year Inventory; initial data on M-CHAT and its predecessor, the Checklist for Autism in Toddlers (CHAT), on children aged 18–30 months suggests that it is best used in a clinical setting and that ...
Pages in category "Autism screening and assessment tools" The following 16 pages are in this category, out of 16 total. This list may not reflect recent changes. A.
Parents of 1,150 primary school aged children were sent the CAST questionnaire, with 199 responders and 174 taking part in the full data analysis. The results suggested that, compared to other screening tools currently available, the CAST may be useful for identifying children at risk for autism spectrum disorders, in a mainstream non-clinical sample.
Research-determined cut-offs identify the potential diagnosis of autism spectrum disorder, allowing a standardized assessment of autistic symptoms. The Autism Diagnostic Interview-Revised (ADI-R), a companion instrument, is a structured interview conducted with the parents of the referred individual to cover the subject's full developmental ...