Genome-wide association studies of quantitatively measured skin, hair, and eye pigmentation in four European populations.

PLoS One · 2012 · PMC3485197 · PMID 23118974

Europe PMC DOI

hedged sentence

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closest p · 0.0× alpha

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highly significantp = 4×10 −12actually significant

In the combined sample, after adjusting for country of sampling, this sex difference is highly significant: males are on average more lightly pigmented than females by 1.57 M index units (95% CI = 1.14–2.01, p = 4×10 −12 ).

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