Homeostatic normalization of alpha brain rhythms within the default-mode network and reduced symptoms in post-traumatic stress disorder following a randomized controlled trial of electroencephalogram neurofeedback.

EEG alpha rebound neurofeedback post-traumatic stress disorder (PTSD)

Journal

Brain communications
ISSN: 2632-1297
Titre abrégé: Brain Commun
Pays: England
ID NLM: 101755125

Informations de publication

Date de publication:
2023
Historique:
received: 21 06 2022
revised: 10 01 2023
accepted: 16 03 2023
medline: 18 4 2023
entrez: 17 4 2023
pubmed: 18 4 2023
Statut: epublish

Résumé

Collective research has identified a key electroencephalogram signature in patients with post-traumatic stress disorder, consisting of abnormally reduced alpha (8-12 Hz) rhythms. We conducted a 20-session, double-blind, randomized controlled trial of alpha desynchronizing neurofeedback in patients with post-traumatic stress disorder over 20 weeks. Our objective was to provide mechanistic evidence underlying potential clinical improvements by examining changes in aberrant post-traumatic stress disorder brain rhythms (namely, alpha oscillations) as a function of neurofeedback treatment. We randomly assigned participants with a primary diagnosis of post-traumatic stress disorder (

Identifiants

pubmed: 37065092
doi: 10.1093/braincomms/fcad068
pii: fcad068
pmc: PMC10090479
doi:

Types de publication

Journal Article

Langues

eng

Pagination

fcad068

Informations de copyright

© The Author(s) 2023. Published by Oxford University Press on behalf of the Guarantors of Brain.

Déclaration de conflit d'intérêts

The authors report no competing interests.

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Auteurs

Andrew A Nicholson (AA)

School of Psychology, University of Ottawa, Ottawa, Canada.
Atlas Institute for Veterans and Families, Royal Ottawa Hospital, Ottawa, Canada.
The University of Ottawa's Institute of Mental Health Research, Royal Ottawa Hospital, Ottawa, Canada.
Department of Medical Biophysics, Western University, London, Canada.

Maria Densmore (M)

Department of Neuroscience, Western University, London, Canada.
Imaging, Lawson Health Research Institute, London, Canada.

Paul A Frewen (PA)

Department of Neuroscience, Western University, London, Canada.
Department of Psychology, Western University, London, Canada.

Richard W J Neufeld (RWJ)

Department of Neuroscience, Western University, London, Canada.
Department of Psychiatry, Western University, London, Canada.
Department of Psychology, Western University, London, Canada.

Jean Théberge (J)

Department of Psychiatry, Western University, London, Canada.
Department of Psychology, Western University, London, Canada.
Department of Medical Biophysics, Western University, London, Canada.
Imaging, Lawson Health Research Institute, London, Canada.
Department of Diagnostic Imaging, St. Joseph's Healthcare, London, Canada.

Rakesh Jetly (R)

Defence Research and Development Canada, Toronto, Canada.

Ruth A Lanius (RA)

Department of Neuroscience, Western University, London, Canada.
Department of Psychiatry, Western University, London, Canada.
Imaging, Lawson Health Research Institute, London, Canada.

Tomas Ros (T)

Departments of Neuroscience and Psychiatry, University of Geneva; Campus Biotech, Geneva, Switzerland.
Centre for Biomedical Imaging (CIBM), Geneva, Switzerland.

Classifications MeSH