Earlier identification of autistic traits is crucial for timely interventions in children and adolescents. This study aims to evaluate the psychometric properties of the Social Responsiveness Scale 2nd Edition (SRS-2) -answered by parents- in a Spanish population and to develop a shortened form of the scale for autism screening. A total of 528 children and adolescents with autistic diagnosis, ADHD, and non-diagnosis participated in the study. Factorial analysis indicated a unidimensional…
