Ultrafast fMRI Detects Age-Related Changes in Harmonics of Cardiac Pulsations in the Brain at 7 T.

Magn Reson Med · 2026 · PMC13327429 · PMID 42108754

Europe PMC DOI

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closest p

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failed to reach significanceno p-value reported

The first harmonic failed to reach significance in this study and future studies with more participants are needed to explore this.

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trending toward significanceno p-value reported

Significance ( p < 0.05 after multiple comparisons correction) was found for GM and WM for the second harmonic, with the first and third harmonics trending toward significance.

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