Oxygen extraction fraction is differentially associated with pathological biomarkers in Alzheimer's disease and non-Alzheimer's dementias.

Front Neurosci · 2026 · PMC13161180 · PMID 42131707

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did not reach statistical significanceno p-value reported

Although the interaction term did not reach statistical significance, indicating that we cannot confirm a statistically divergent slope between groups, we observed robust within-group associations uniquely within the AD cohort.

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