Eating Problems and Overlap with ADHD and Autism Spectrum Disorders in a Nationwide Twin Study of 9- and 12-Year-Old Children

Aim. To establish the prevalence of restrictive eating problems, the overlap and association with attention-deficit/hyperactivity disorder (ADHD), and autism spectrum disorders (ASD) and to estimate the heritability of eating problems in a general population sample of twins aged 9 and 12. Methods. P...

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Main Authors: Maria Råstam, Jakob Täljemark, Armin Tajnia, Sebastian Lundström, Peik Gustafsson, Paul Lichtenstein, Christopher Gillberg, Henrik Anckarsäter, Nóra Kerekes
Format: Article
Language:English
Published: Wiley 2013-01-01
Series:The Scientific World Journal
Online Access:http://dx.doi.org/10.1155/2013/315429
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author Maria Råstam
Jakob Täljemark
Armin Tajnia
Sebastian Lundström
Peik Gustafsson
Paul Lichtenstein
Christopher Gillberg
Henrik Anckarsäter
Nóra Kerekes
author_facet Maria Råstam
Jakob Täljemark
Armin Tajnia
Sebastian Lundström
Peik Gustafsson
Paul Lichtenstein
Christopher Gillberg
Henrik Anckarsäter
Nóra Kerekes
author_sort Maria Råstam
collection DOAJ
description Aim. To establish the prevalence of restrictive eating problems, the overlap and association with attention-deficit/hyperactivity disorder (ADHD), and autism spectrum disorders (ASD) and to estimate the heritability of eating problems in a general population sample of twins aged 9 and 12. Methods. Parents of all Swedish 9- and 12-year-old twin pairs born between 1993 and 1998 (n=12,366) were interviewed regarding symptoms of ADHD, ASD, and eating problems (EAT-P). Intraclass correlations and structural equation modelling were used for evaluating the influence of genetic and environmental factors. Cross-twin, cross-trait correlations were used to indicate a possible overlap between conditions. Results. The prevalence of eating problems was 0.6% in the study population and was significantly higher in children with ADHD and/or ASD. Among children with eating problems, 40% were screened positive for ADHD and/or ASD. Social interaction problems were strongly associated with EAT-P in girls, and impulsivity and activity problems with EAT-P in boys. The cross-twin, cross-trait correlations suggested low correlations between EAT-P and ADHD or EAT-P and ASD. Genetic effects accounted for 44% of the variation in liability for eating problems. Conclusions. In the group with eating problems, there was a clear overrepresentation of individuals with ADHD and/or ASD symptoms.
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spelling doaj-art-f02f417ebf954a669c2a6385e545c02c2025-02-03T01:08:55ZengWileyThe Scientific World Journal1537-744X2013-01-01201310.1155/2013/315429315429Eating Problems and Overlap with ADHD and Autism Spectrum Disorders in a Nationwide Twin Study of 9- and 12-Year-Old ChildrenMaria Råstam0Jakob Täljemark1Armin Tajnia2Sebastian Lundström3Peik Gustafsson4Paul Lichtenstein5Christopher Gillberg6Henrik Anckarsäter7Nóra Kerekes8Department of Clinical Sciences, Lund, Child and Adolescent Psychiatry, Lund University, Sofiavägen 2D, SE-22241 Lund, SwedenDepartment of Clinical Sciences, Lund, Child and Adolescent Psychiatry, Lund University, Sofiavägen 2D, SE-22241 Lund, SwedenCentre for Ethics, Law and Mental Health (CELAM), University of Gothenburg, Wallinsgatan 8, SE-43141 Mölndal, SwedenCentre for Ethics, Law and Mental Health (CELAM), University of Gothenburg, Wallinsgatan 8, SE-43141 Mölndal, SwedenDepartment of Clinical Sciences, Lund, Child and Adolescent Psychiatry, Lund University, Sofiavägen 2D, SE-22241 Lund, SwedenDepartment of Medical Epidemiology and Biostatistics, Karolinska Institutet, Nobels Väg 17, SE-17165 Solna, SwedenGillberg Neuropsychiatry Centre, Institution of Neuroscience and Physiology, University of Gothenburg, Kungsgatan 12, SE-41119 Göteborg, SwedenCentre for Ethics, Law and Mental Health (CELAM), University of Gothenburg, Wallinsgatan 8, SE-43141 Mölndal, SwedenCentre for Ethics, Law and Mental Health (CELAM), University of Gothenburg, Wallinsgatan 8, SE-43141 Mölndal, SwedenAim. To establish the prevalence of restrictive eating problems, the overlap and association with attention-deficit/hyperactivity disorder (ADHD), and autism spectrum disorders (ASD) and to estimate the heritability of eating problems in a general population sample of twins aged 9 and 12. Methods. Parents of all Swedish 9- and 12-year-old twin pairs born between 1993 and 1998 (n=12,366) were interviewed regarding symptoms of ADHD, ASD, and eating problems (EAT-P). Intraclass correlations and structural equation modelling were used for evaluating the influence of genetic and environmental factors. Cross-twin, cross-trait correlations were used to indicate a possible overlap between conditions. Results. The prevalence of eating problems was 0.6% in the study population and was significantly higher in children with ADHD and/or ASD. Among children with eating problems, 40% were screened positive for ADHD and/or ASD. Social interaction problems were strongly associated with EAT-P in girls, and impulsivity and activity problems with EAT-P in boys. The cross-twin, cross-trait correlations suggested low correlations between EAT-P and ADHD or EAT-P and ASD. Genetic effects accounted for 44% of the variation in liability for eating problems. Conclusions. In the group with eating problems, there was a clear overrepresentation of individuals with ADHD and/or ASD symptoms.http://dx.doi.org/10.1155/2013/315429
spellingShingle Maria Råstam
Jakob Täljemark
Armin Tajnia
Sebastian Lundström
Peik Gustafsson
Paul Lichtenstein
Christopher Gillberg
Henrik Anckarsäter
Nóra Kerekes
Eating Problems and Overlap with ADHD and Autism Spectrum Disorders in a Nationwide Twin Study of 9- and 12-Year-Old Children
The Scientific World Journal
title Eating Problems and Overlap with ADHD and Autism Spectrum Disorders in a Nationwide Twin Study of 9- and 12-Year-Old Children
title_full Eating Problems and Overlap with ADHD and Autism Spectrum Disorders in a Nationwide Twin Study of 9- and 12-Year-Old Children
title_fullStr Eating Problems and Overlap with ADHD and Autism Spectrum Disorders in a Nationwide Twin Study of 9- and 12-Year-Old Children
title_full_unstemmed Eating Problems and Overlap with ADHD and Autism Spectrum Disorders in a Nationwide Twin Study of 9- and 12-Year-Old Children
title_short Eating Problems and Overlap with ADHD and Autism Spectrum Disorders in a Nationwide Twin Study of 9- and 12-Year-Old Children
title_sort eating problems and overlap with adhd and autism spectrum disorders in a nationwide twin study of 9 and 12 year old children
url http://dx.doi.org/10.1155/2013/315429
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