The vigilance decrement in executive function is attenuated when individual chronotypes perform at their optimal time of day.

PLoS One · 2014 · PMC3929366 · PMID 24586404

Europe PMC DOI

hedged sentences

0.0700

closest p · 1.4× alpha

0.0700

boldest claim

The sentences

marginally significantp = .07so close (0.05 < p ≤ 0.1)

In contrast, the analysis of waking duration prior to sessions showed a marginally significant interaction between testing time and chronotype, F (1, 25) = 4.16, p = .07, ŋp 2 = 0.12.

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did not reach statistical significanceno p-value reported

The remaining main effects and interactions did not reach statistical significance (all ps > .12).

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