Diagnosis of Asperger syndrome
Multiple sets of diagnostic criteria

Diagnosis of Asperger syndrome

Section Title: Multiple sets of diagnostic criteria
Table Section Text: None

Partial Diagnostic Criteria for Asperger Syndrome Adapted from Mattila et al. Blank = not defined by the criteria Substantial differences between criteria listed: all sub-sections of criteria not included

DSM-IV	ICD-10	Gillberg	Szatmari

Language delay	No	No	Maybe

Cognitive development delay	No	No

Self-help skill delay	No	No

Social interaction impairment	Yes	Yes	Yes	Yes

– Impaired nonverbal communication	Maybe	Maybe	Yes	Yes

– Inadequate friendships	Maybe	Maybe	Maybe	Yes

Repetitive, stereotyped behavior	Yes	Yes	Yes

– All-absorbing interest	Maybe	Maybe	Yes

– Routines or rituals	Maybe	Maybe	Yes

Odd speech	Yes	Yes

Motor clumsiness	Maybe	Yes

Isolated special skills	Common

Clinically significant impairmenta	Yes

Exclusion of other disorder	Yesb	Yesc	No	Yesd

a Impairment in social, occupational, or other important areas of functioning b Does not meet criteria for another pervasive developmental disorder or schizophrenia c Not attributed to pervasive developmental disorder, schizotypal disorder, simple schizophrenia, reactive and disinhibited attachment disorder, obsessional personality disorder, obsessive compulsive disorder d Does not meet criteria for autistic disorder

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