Evaluating the CELF-5 Screening Test and Vineland-3 for Identifying Language Difficulties in Autism and Attention Deficit Hyperactivity Disorder

Abstract

Language screening tools are frequently used to identify children with potential undiagnosed language difficulties. These difficulties are more prevalent in autistic children and those with attention deficit hyperactivity disorder (ADHD) compared to neurotypical peers. Despite the widespread use of tools like the Clinical Evaluation of Language Fundamentals, Fifth Edition Screening Test (CELF-5 Screener) and the Vineland Adaptive Behavior Scales, Third Edition (Vineland-3), their sensitivity and specificity for this population have not been empirically validated. This study aimed to evaluate the screening accuracy of the CELF-5 Screener and Vineland-3 in children diagnosed with autism and/or..