Kelly, M, Gagne, R, Newman, J D et al. · Irish medical journal · 2008
This study created a new testing system to help doctors objectively measure how much work someone with ME/CFS or fibromyalgia can do. The system combines patient interviews, standardized questionnaires about pain and fatigue, and several objective tests (including strength measurements, fitness tests, and cognitive assessments) to give a complete picture of someone's working abilities. The results are then compared to databases of normal working capacity to determine what kinds of work might be realistic.
Establishing objective, standardized methods to assess work capability in ME/CFS is crucial because these conditions are often poorly understood and lack clear diagnostic biomarkers. A reliable, bias-resistant assessment tool could help patients access appropriate work accommodations and disability determinations while providing researchers with consistent functional outcome measures. This work addresses a significant clinical gap in managing one of the most disabling aspects of ME/CFS.
This is a protocol design paper, not a clinical validation study—it does not prove the CPAD protocol is superior to existing methods or that it actually predicts real-world work outcomes in ME/CFS populations. The abstract does not provide validation data, sample sizes, or evidence that the protocol reliably identifies patients' true functional capacity across diverse populations. It also does not establish whether objective test results correlate with patient-reported disability or long-term functional outcomes.
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
Kelly, M, Gagne, R, Newman, J D, Olney, C, Gualtieri, C, & Trail, D (2008). Assessment of fibromyalgia & chronic fatigue syndrome: a new protocol designed to determine work capability--chronic pain abilities determination (CPAD).. Irish medical journal. https://pubmed.ncbi.nlm.nih.gov/19051616/
BibTeX
@article{mecfsatlas-kelly-2008-assessment-fibromyalgia,
author = {Kelly, M and Gagne, R and Newman, J D and Olney, C and Gualtieri, C and Trail, D},
title = {Assessment of fibromyalgia & chronic fatigue syndrome: a new protocol designed to determine work capability--chronic pain abilities determination (CPAD).},
journal = {Irish medical journal},
year = {2008},
note = {PubMed: 19051616},
url = {https://www.mecfsatlas.com/evidence/kelly-2008-assessment-fibromyalgia},
}Atlas snapshot reference
ME/CFS Atlas. Generator v1 / Scanner v1.4 / policy v0.1. Accessed 2026-05-26. https://www.mecfsatlas.com/evidence/kelly-2008-assessment-fibromyalgia
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