Autism Behavior Checklist (ABC) This checklist is 1 of 4 subtests intended to serve as a behavioral screening tool for indicators of autism. There are scaled scores for each item, with a score of 4 being a higher indicator than a score of 1. The mean total score for autism is 77, with a score of 67 or higher serving as a high indicator. 

ABC Indicator                Scaled Score

Sensory                

Relating                

Body & Object Use            

Language                

Social & Self Help            

Test Total                

Autism score cut-off = 67