In this study, we investigated the relationship between fidelity of pivotal response treatment implementation and therapist characteristics, such as therapist personality, therapist-child relationship, therapist attitude toward evidence-based practices, and therapist experience. We also explored whether child age and autism symptom severity were…

Systematic reviews have traditionally focused on internal validity, while external validity often has been overlooked. In this study, we systematically reviewed determinants of external validity in the accumulated randomized controlled trials of social skills group interventions for children and adolescents with autism spectrum disorder. We…