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Heritability of autism spectrum disorders: a meta‐analysis of twin studies

Journal of Child Psychology and Psychiatry · 2015 · Vol. 57(5) · pp. 585–595
Beata TickPatrick BoltonFrancesca HappéMichael RutterFrühling Rijsdijk

Abstract

We demonstrate that: (a) ASD is due to strong genetic effects; (b) shared environmental effects become significant as a function of lower prevalence rate; (c) previously reported significant shared environmental influences are likely a statistical artefact of overinclusion of concordant DZ twins.

Autism Spectrum Disorder ResearchVirology and Viral DiseasesGenetics and Neurodevelopmental DisordersMeta-analysisHeritabilityTwin studyPsychologyEtiologyAutismPopulationAutism spectrum disorderConfidence intervalDizygotic twin

MeSH terms

Autism Spectrum DisorderDiseases in TwinsHumansGenetic Predisposition to Disease

Funding

  • Medical Research Council
Citations
1,053
FWCI
20.95
field-weighted impact
References
35
Percentile
100%
vs. same field & year
Citations per year
References
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