Meeus, Mira, Nijs, Jo, Van Mol, Evelyne et al. · Clinical rheumatology · 2012 · DOI
This study looked at 103 people with ME/CFS who also experience widespread muscle pain, and examined how psychological factors like catastrophizing (expecting the worst), depression, and fear of movement affect their pain levels and daily activities. Over 6-12 months, the researchers found that catastrophizing and depression were the strongest predictors of both pain intensity and difficulty with daily functioning. The findings suggest that addressing these psychological factors alongside physical symptoms may be important for managing pain in ME/CFS.
This study highlights that psychological factors—particularly catastrophizing and depression—play significant roles in pain perception and functional disability in ME/CFS patients, suggesting that integrated treatment approaches addressing both psychological and physical symptoms may improve outcomes. Understanding these relationships helps validate the complex, multifactorial nature of ME/CFS pain and informs patient care strategies.
This study does not prove that catastrophizing and depression cause pain in ME/CFS; it only demonstrates correlation and predictive association. The study cannot establish directionality—depression and catastrophizing may result from chronic pain rather than causing it. Additionally, psychological interventions based on these findings have not yet been tested in this population within this study.
About the PEM badge: “PEM required” means post-exertional malaise was an explicit required diagnostic criterion for participant inclusion in this study — not that PEM was studied, observed, or discussed. Studies using criteria that do not require PEM (e.g. Fukuda, Oxford) are tagged “PEM not required”. How the atlas works →
The first block is for the primary paper and is the citation you should use in research work. The atlas-snapshot line only applies if you are specifically referring to this atlas’s reading of the paper on the date shown.
Primary citation
Meeus, Mira, Nijs, Jo, Van Mol, Evelyne, Truijen, Steven, & De Meirleir, Kenny (2012). Role of psychological aspects in both chronic pain and in daily functioning in chronic fatigue syndrome: a prospective longitudinal study.. Clinical rheumatology. https://doi.org/10.1007/s10067-012-1946-z
BibTeX
@article{mecfsatlas-meeus-2012-role-psychological,
author = {Meeus, Mira and Nijs, Jo and Van Mol, Evelyne and Truijen, Steven and De Meirleir, Kenny},
title = {Role of psychological aspects in both chronic pain and in daily functioning in chronic fatigue syndrome: a prospective longitudinal study.},
journal = {Clinical rheumatology},
year = {2012},
doi = {10.1007/s10067-012-1946-z},
note = {PubMed: 22349876},
url = {https://www.mecfsatlas.com/evidence/meeus-2012-role-psychological},
}Atlas snapshot reference
ME/CFS Atlas. Generator v1 / Scanner v1.4 / policy v0.1. Accessed 2026-05-26. https://www.mecfsatlas.com/evidence/meeus-2012-role-psychological
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