Mean and variability in functional brain activations differentially predict executive function in older adults: an investigation employing functional near-infrared spectroscopy.

Neurophotonics · 2018 · PMC5613222 · PMID 28983491

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showed a trendno p-value reported

9 Although greater mean was associated with accuracy more so than response time, variability showed a trend for the opposite pattern and showed more reliable associations to response time.

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