Hand before foot? Cortical somatotopy suggests manual dexterity is primitive and evolved independently of bipedalism.

Philos Trans R Soc Lond B Biol Sci · 2013 · PMC4027408 · PMID 24101627

Europe PMC DOI

hedged sentences

0.0600

closest p · 1.2× alpha

0.0600

boldest claim

The sentences

marginally significantp = 0.06so close (0.05 < p ≤ 0.1)

This revealed marginally significant differences between fingers and toes ( F 2,6 = 4.58, p = 0.06) and significant differences between digits ( F 4,12 = 13.27, p < 0.0005).

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highly significantno p-value reported

ramidus , the anatomical acquisition in Australopithecus of a non-opposable adducted big toe and longitudinal arch, which would have resulted in a remarkable forfeiting of arboreal capacities, must have been a highly significant evolutionary event [ 9 ].

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