Psychometric Validation of the Autism Impact Measure (AIM).

ABSTRACT: The Autism impact measure (AIM) is a caregiver-reported questionnaire assessing autism symptom frequency and impact in children, previously shown to have good test-retest reliability, convergent validity and structural validity. This study extended previous work by exploring the AIM's ability to discriminate between 'known-groups' of children, and estimating thresholds for clinically important responses. Data were collected online and electronically on computer and mobile devices; hence, it was also possible to confirm other psychometric properties of the AIM in this format. This study provides confirmatory and additional psychometric validation of the AIM. The AIM offers a valid, quick and inexpensive method for caregivers to report core symptoms of autism spectrum disorder (ASD) includin

SUBMITTER: Houghton R 

PROVIDER: S-EPMC6546866 | biostudies-literature | 2019 Jun

REPOSITORIES: biostudies-literature