Decker, Michael J, Eyal, Shulamit, Shinar, Zvika et al. · Sleep & breathing = Schlaf & Atmung · 2010 · DOI
Researchers tested a new computer method that analyzes heart rate patterns to measure sleep quality and breathing problems during sleep, comparing it to the traditional gold-standard method of manually reviewing sleep recordings. The new method worked very well for measuring overall sleep time, wake time, and most sleep stages, though it was less accurate at distinguishing between deep and light sleep. This could eventually allow easier and cheaper sleep testing for patients with ME/CFS who often have sleep problems.
Sleep disturbances are common in ME/CFS and affect disease severity, but obtaining formal sleep studies is burdensome and expensive. Validating a simpler, HRV-based algorithm could enable broader screening for sleep problems and respiratory issues in ME/CFS populations and support future large-scale research into sleep abnormalities in the condition.
This validation study does not establish whether sleep abnormalities detected by this method actually cause or contribute to ME/CFS symptoms, nor does it determine whether treating identified sleep or breathing problems improves patient outcomes. The study uses archived data and does not explore the clinical utility of the HRV method in real-world patient care settings.
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
Decker, Michael J, Eyal, Shulamit, Shinar, Zvika, Fuxman, Yair, Cahan, Clement, Reeves, William C, et al. (2010). Validation of ECG-derived sleep architecture and ventilation in sleep apnea and chronic fatigue syndrome.. Sleep & breathing = Schlaf & Atmung. https://doi.org/10.1007/s11325-009-0305-z
BibTeX
@article{mecfsatlas-decker-2010-validation-ecg,
author = {Decker, Michael J and Eyal, Shulamit and Shinar, Zvika and Fuxman, Yair and Cahan, Clement and Reeves, William C and Baharav, Anda},
title = {Validation of ECG-derived sleep architecture and ventilation in sleep apnea and chronic fatigue syndrome.},
journal = {Sleep & breathing = Schlaf & Atmung},
year = {2010},
doi = {10.1007/s11325-009-0305-z},
note = {PubMed: 19816726},
url = {https://www.mecfsatlas.com/evidence/decker-2010-validation-ecg},
}Atlas snapshot reference
ME/CFS Atlas. Generator v1 / Scanner v1.4 / policy v0.1. Accessed 2026-05-25. https://www.mecfsatlas.com/evidence/decker-2010-validation-ecg
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