Comparison of ICD-10R, DSM-IV-TR and DSM-5 in an adult autism spectrum disorder diagnostic clinic

C. Ellie Wilson*, Nicola Gillan, Deborah Spain, Dene Robertson, Gedeon Roberts, Clodagh M. Murphy, Stefanos Maltezos, Janneke Zinkstok, Katie Johnston, Christina Dardani, Chris Ohlsen, P. Quinton Deeley, Michael Craig, Maria A. Mendez, Francesca Happé, Declan G.M. Murphy

*Corresponding author for this work

Research output: Contribution to journalArticleAcademicpeer-review

43 Citations (Scopus)

Abstract

An Autism Spectrum Disorder (ASD) diagnosis is often used to access services. We investigated whether ASD diagnostic outcome varied when DSM-5 was used compared to ICD-10R and DSM-IV-TR in a clinical sample of 150 intellectually able adults. Of those diagnosed with an ASD using ICD-10R, 56 % met DSM-5 ASD criteria. A further 19 % met DSM-5 (draft) criteria for Social Communication Disorder. Of those diagnosed with Autistic Disorder/Asperger Syndrome on DSM-IV-TR, 78 % met DSM-5 ASD criteria. Sensitivity of DSM-5 was significantly increased by reducing the number of criteria required for a DSM-5 diagnosis, or by rating 'uncertain' criteria as 'present', without sacrificing specificity. Reduced rates of ASD diagnosis may mean some ASD individuals will be unable to access clinical services.

Original languageEnglish
Pages (from-to)2515-2525
Number of pages11
JournalJournal of Autism and Developmental Disorders
Volume43
Issue number11
DOIs
Publication statusPublished - 1 Nov 2013
Externally publishedYes

Keywords

  • Autism Spectrum Disorder
  • Diagnosis
  • DSM-5
  • Prevalence

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