Persistent fatigue in long-COVID is not associated with peripheral inflammatory or cellular stress biomarkers: A cross-sectional controlled study.

Brain Behav Immun Health · 2026 · PMC13087645 · PMID 42004496

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did not reach statistical significanceno p-value reported

Likewise, female sex showed a tendency toward lower fVAS score (β = −0.25, p = 0.09) suggesting potential sex-related differences in fatigue expression or reporting, though this did not reach statistical significance. 4.5.

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