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Jacinta Saldaris; Helen Leonard; Kingsley Wong; Peter Jacoby; Mary Spence; Eric D. Marsh; Tim A. Benke; Scott Demarest; Jenny Downs – Journal of Autism and Developmental Disorders, 2024
CDKL5 deficiency disorder (CDD) results in early-onset epilepsy and lifelong cognitive and motor impairments. With no validated measure for communication in CDD, this study evaluated the psychometric properties of the Communication and Symbolic Behavior Scales-Developmental Profile Infant Toddler Checklist (CSBS-DP ITC). Caregivers (n = 150;…
Descriptors: Validity, Infants, Toddlers, Check Lists
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Dow, Deanna; Guthrie, Whitney; Stronach, Sheri T.; Wetherby, Amy M. – Autism: The International Journal of Research and Practice, 2017
The purpose of this study was to examine the utility of the Systematic Observation of Red Flags as an observational level-two screening measure to detect risk for autism spectrum disorder in toddlers when used with a video-recorded administration of the Communication and Symbolic Behavior Scales. Psychometric properties of the Systematic…
Descriptors: Autism, Pervasive Developmental Disorders, Toddlers, Psychometrics