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Correlation between brain function and ADHD symptom changes in children with ADHD following a few-foods diet: an open-label intervention trial.
Sci Rep. 2021 Nov 12; 11(1):22205.SR

Abstract

Research into the effect of nutrition on attention-deficit hyperactivity disorder (ADHD) in children has shown that the few-foods diet (FFD) substantially decreases ADHD symptoms in 60% of children. However, the underlying mechanism is unknown. In this open-label nutritional intervention study we investigated whether behavioural changes after following an FFD are associated with changes in brain function during inhibitory control in 79 boys with ADHD, aged 8-10 years. Parents completed the ADHD Rating Scale before (t1) and after the FFD (t2). Functional magnetic resonance imaging (fMRI) scans were acquired during a stop-signal task at t1 and t2, and initial subject-level analyses were done blinded for ARS scores. Fifty (63%) participants were diet responders, showing a decrease of ADHD symptoms of at least 40%. Fifty-three children had fMRI scans of sufficient quality for further analysis. Region-of-interest analyses demonstrated that brain activation in regions implicated in the stop-signal task was not associated with ADHD symptom change. However, whole-brain analyses revealed a correlation between ADHD symptom decrease and increased precuneus activation (pFWE(cluster) = 0.015 for StopSuccess > Go trials and pFWE(cluster) < 0.001 for StopSuccess > StopFail trials). These results provide evidence for a neurocognitive mechanism underlying the efficacy of a few-foods diet in children with ADHD.

Authors+Show Affiliations

Host-Microbe Interactomics, Wageningen University and Research, De Elst 1, 6708 WD, Wageningen, The Netherlands. ADHD@wur.nl.Host-Microbe Interactomics, Wageningen University and Research, De Elst 1, 6708 WD, Wageningen, The Netherlands.ADHD Research Centre, Eindhoven, The Netherlands.Host-Microbe Interactomics, Wageningen University and Research, De Elst 1, 6708 WD, Wageningen, The Netherlands.Adaptation Physiology, Wageningen University and Research, Wageningen, The Netherlands.Behavioural Science Institute, Radboud University, Nijmegen, The Netherlands.Host-Microbe Interactomics, Wageningen University and Research, De Elst 1, 6708 WD, Wageningen, The Netherlands.Medical Centre Kinderplein, Rotterdam, The Netherlands.Division of Human Nutrition and Health, Wageningen University and Research, Wageningen, The Netherlands.Division of Human Nutrition and Health, Wageningen University and Research, Wageningen, The Netherlands.Department of General Internal Medicine and Psychosomatics, University Hospital Heidelberg, Heidelberg, Germany.Donders Institute for Brain, Cognition and Behaviour, Centre for Cognitive Neuroimaging, Radboud University, Nijmegen, The Netherlands.Donders Institute for Brain, Cognition and Behaviour, Centre for Cognitive Neuroimaging, Radboud University, Nijmegen, The Netherlands.

Pub Type(s)

Clinical Trial
Journal Article
Research Support, Non-U.S. Gov't

Language

eng

PubMed ID

34772996

Citation

Hontelez, Saartje, et al. "Correlation Between Brain Function and ADHD Symptom Changes in Children With ADHD Following a Few-foods Diet: an Open-label Intervention Trial." Scientific Reports, vol. 11, no. 1, 2021, p. 22205.
Hontelez S, Stobernack T, Pelsser LM, et al. Correlation between brain function and ADHD symptom changes in children with ADHD following a few-foods diet: an open-label intervention trial. Sci Rep. 2021;11(1):22205.
Hontelez, S., Stobernack, T., Pelsser, L. M., van Baarlen, P., Frankena, K., Groefsema, M. M., Kleerebezem, M., Rodrigues Pereira, R., Postma, E. M., Smeets, P. A. M., Stopyra, M. A., Zwiers, M. P., & Aarts, E. (2021). Correlation between brain function and ADHD symptom changes in children with ADHD following a few-foods diet: an open-label intervention trial. Scientific Reports, 11(1), 22205. https://doi.org/10.1038/s41598-021-01684-7
Hontelez S, et al. Correlation Between Brain Function and ADHD Symptom Changes in Children With ADHD Following a Few-foods Diet: an Open-label Intervention Trial. Sci Rep. 2021 11 12;11(1):22205. PubMed PMID: 34772996.
* Article titles in AMA citation format should be in sentence-case
TY - JOUR T1 - Correlation between brain function and ADHD symptom changes in children with ADHD following a few-foods diet: an open-label intervention trial. AU - Hontelez,Saartje, AU - Stobernack,Tim, AU - Pelsser,Lidy M, AU - van Baarlen,Peter, AU - Frankena,Klaas, AU - Groefsema,Martine M, AU - Kleerebezem,Michiel, AU - Rodrigues Pereira,Rob, AU - Postma,Elbrich M, AU - Smeets,Paul A M, AU - Stopyra,Marion A, AU - Zwiers,Marcel P, AU - Aarts,Esther, Y1 - 2021/11/12/ PY - 2021/06/25/received PY - 2021/11/01/accepted PY - 2021/11/13/entrez PY - 2021/11/14/pubmed PY - 2022/1/27/medline SP - 22205 EP - 22205 JF - Scientific reports JO - Sci Rep VL - 11 IS - 1 N2 - Research into the effect of nutrition on attention-deficit hyperactivity disorder (ADHD) in children has shown that the few-foods diet (FFD) substantially decreases ADHD symptoms in 60% of children. However, the underlying mechanism is unknown. In this open-label nutritional intervention study we investigated whether behavioural changes after following an FFD are associated with changes in brain function during inhibitory control in 79 boys with ADHD, aged 8-10 years. Parents completed the ADHD Rating Scale before (t1) and after the FFD (t2). Functional magnetic resonance imaging (fMRI) scans were acquired during a stop-signal task at t1 and t2, and initial subject-level analyses were done blinded for ARS scores. Fifty (63%) participants were diet responders, showing a decrease of ADHD symptoms of at least 40%. Fifty-three children had fMRI scans of sufficient quality for further analysis. Region-of-interest analyses demonstrated that brain activation in regions implicated in the stop-signal task was not associated with ADHD symptom change. However, whole-brain analyses revealed a correlation between ADHD symptom decrease and increased precuneus activation (pFWE(cluster) = 0.015 for StopSuccess > Go trials and pFWE(cluster) < 0.001 for StopSuccess > StopFail trials). These results provide evidence for a neurocognitive mechanism underlying the efficacy of a few-foods diet in children with ADHD. SN - 2045-2322 UR - https://www.unboundmedicine.com/medline/citation/34772996/full_citation DB - PRIME DP - Unbound Medicine ER -