Øie, Merete Glenne, Rødø, Astrid Sofie Buer, Bølgen, Maria Sletten et al. · Journal of psychosomatic research · 2022 · DOI
This study followed 195 teenagers who had Epstein-Barr virus infection for six months to see if they developed persistent fatigue and cognitive problems. While teenagers with ongoing fatigue reported much more trouble with thinking and memory than healthy teenagers, standard cognitive tests showed no actual differences in their thinking abilities. This suggests that cognitive difficulties in ME/CFS may feel very real to patients but are not always detectable by traditional testing methods.
Cognitive impairment is one of the most debilitating symptoms reported by ME/CFS patients, yet its biological basis remains poorly understood. This study highlights an important distinction: what patients experience as real cognitive dysfunction may not show up on standard clinical tests, which has implications for how healthcare providers assess and validate these complaints. Understanding this subjective-objective gap is crucial for developing better diagnostic tools and treatments for ME/CFS.
This study does not prove that cognitive symptoms are psychological rather than biological—only that standard neuropsychological tests may not capture the cognitive dysfunction present in ME/CFS. The study is cross-sectional at the six-month timepoint and cannot establish whether cognitive symptoms persist, improve, or worsen over longer periods. It also does not identify the underlying mechanism causing the discrepancy between subjective experience and objective test results.
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
Øie, Merete Glenne, Rødø, Astrid Sofie Buer, Bølgen, Maria Sletten, Pedersen, Maria, Asprusten, Tarjei Tørre, & Wyller, Vegard Bruun Bratholm (2022). Subjective and objective cognitive function in adolescent with chronic fatigue following Epstein-Barr virus infection.. Journal of psychosomatic research. https://doi.org/10.1016/j.jpsychores.2022.111063
BibTeX
@article{mecfsatlas-ie-2022-subjective-objective,
author = {Øie, Merete Glenne and Rødø, Astrid Sofie Buer and Bølgen, Maria Sletten and Pedersen, Maria and Asprusten, Tarjei Tørre and Wyller, Vegard Bruun Bratholm},
title = {Subjective and objective cognitive function in adolescent with chronic fatigue following Epstein-Barr virus infection.},
journal = {Journal of psychosomatic research},
year = {2022},
doi = {10.1016/j.jpsychores.2022.111063},
note = {PubMed: 36327530},
url = {https://www.mecfsatlas.com/evidence/ie-2022-subjective-objective},
}Atlas snapshot reference
ME/CFS Atlas. Generator v1 / Scanner v1.4 / policy v0.1. Accessed 2026-05-27. https://www.mecfsatlas.com/evidence/ie-2022-subjective-objective
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