Autism
Epidemiology
prevalence 1/1,000
Definition
Abnormalities in 3 areas:
Diagnosis
≥ 6 features before 3 yrs old (at least 2 from social interaction and 1 from other
2 categories)
Source
Toronto Notes 2012
prevalence 1/1,000
Definition
Abnormalities in 3 areas:
- social interaction - impaired non-verbal behaviours (eye contact, facial expression, hand gestures), failure to develop appropriate peer relationships, lack of social/emotional reciprocity
- communication - delayed or absent speech or marked impairment to initiate or sustain a conversation; stereotyped/repetitive or idiosyncratic use of language; absence of appropriate make-believe play
- restricted and repetitive behaviours, interests, and activities - inflexible adherence to specific, non-functional routines, stereotyped hand or body movements (e.g. rocking)
Diagnosis
≥ 6 features before 3 yrs old (at least 2 from social interaction and 1 from other
2 categories)
Source
Toronto Notes 2012