The Aut-Eat Questionnaire (AEQ) provides a novel and comprehensive assessment of eating problems and patterns in children with ASD. To establish the internal consistency and discriminant validity of the AEQ, parents of children with ASD (n = 105, M[subscript age] = 40.85, SD = 15.67 months) or typical development (TD; n = 98, M[subscript age] =…

The Autism Classification System of Functioning: Social Communication (ACSF) describes social communication functioning levels. First developed for preschoolers with ASD, this study tests an expanded age range (2-to-18 years). The ACFS rates the child's typical and best (i.e., capacity) performance. Qualitative methods tested parent and clinician…

The purpose of this study is to provide content validity evidence for the Verbal Behavior Milestones Assessment and Placement Program (VB-MAPP). A national panel of 13 experts provided an evaluation of the domain relevance, age appropriateness, method of measurement appropriateness, and domain representation across the three levels of the…

The aim of this study was to develop and validate the Childhood Nonverbal Communication Scale (CNCS) to assess nonverbal communication skills in children from birth to 18 months old. An extensive review of existing research provided evidence used to generate items representative of nonverbal communication behaviors. The final version of the CNCS…

Increasing rates of autism spectrum disorder (ASD) and younger age at diagnosis pose a challenge to preschool intervention systems. In Sweden, most young autistic children receive intervention service in community-based preschool programs, but no tool is yet available to assess the quality of the preschool learning environment. This study adapted…

An empirically based 78 question self-rating scale based on DSM-IV-TR and ICD-10 criteria was developed to assist clinicians' diagnosis of adults with autism and Asperger's Disorder-the Ritvo Autism and Asperger's Diagnostic Scale (RAADS). It was standardized on 17 autistic and 20 Asperger's Disorder and 57 comparison subjects. Both autistic and…

This paper describes the development of a video-based evaluation tool for use in Rett syndrome (RTT). Components include a parent-report checklist, and video filming and coding protocols that contain items on eating, drinking, communication, hand function and movements, personal care and mobility. Ninety-seven of the 169 families who initially…

This study established content validity and reliability for the Infant Behavioral Summarized Evaluation, a rating scale for young children with autism. Analysis of videotapes for 89 children (ages 6-48 months) revealed a significant group of 19 items, including characteristic early autistic behaviors and some less commonly described (such as…