Table 3.

Autism spectrum disorder–related concepts in PubMed and forums under specific unified medical language system semantic types.

Unified medical language system semantic type	PubMed	Forum
Mental or behavioral dysfunction	Developmental disabilities Social communication disorder Schizophrenia Mental retardation	Bullying Aphasia Social anxiety Stereotypic movement disorder
Age group	Child Adult Infant	Child Adult Adolescent
Social behavior	Communication Social skills Social cognition	Social skills Social situation Eye contact
Mental process	Perception Cognition	Stereotyping Intelligence
Daily or recreational activity	Physical activity Youth sports Speaking and reading activity	Sports Game Speaking and reading activity
Educational activity	Socialization Training programs Computer-assisted instruction Special education Parent training	Socialization Training programs Special education Toilet training Home schooling