PMC

Autism risk index (ARI) score distributions for autism spectrum disorder (ASD) and non-ASD cases in the combined sample.

Relationship between autism risk index scores and Autism Diagnostic Observation Schedule – Second Edition (ADOS-2) total calibrated severity scores, separately in the initial (a) and replication (b) samples.

Effect sizes (Cohen’s d) for individual regions-of-interests (ROI) representing the magnitude of group differences between cases of autism spectrum disorder (ASD) and non-ASD cases, separately for the initial (a) and replication studies (b).

Areas under the curve from receiver operating characteristic curve (AUC) analysis for the autism risk index predicting consensus clinical autism spectrum disorder (ASD) diagnosis, separately for the initial (a) and replication (b) samples.