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Direct linkThomas W. Frazier; Andrew J. O. Whitehouse; Susan R. Leekam; Sarah J. Carrington; Gail A. Alvares; David W. Evans; Antonio Y. Hardan; Mirko Uljarevic – Journal of Autism and Developmental Disorders, 2024
Purpose: The aim of the present study was to compare scale and conditional reliability derived from item response theory analyses among the most commonly used, as well as several newly developed, observation, interview, and parent-report autism instruments. Methods: When available, data sets were combined to facilitate large sample evaluation.…
Descriptors: Test Reliability, Item Response Theory, Autism Spectrum Disorders, Clinical Diagnosis
