@eva_kurilova @NeuroSGS Um... not reliably, it doesn't. https://t.co/Nc3wxMR0KO https://t.co/ekMmoSIk2O https://t.co/nHjj6GJ4Dc None of the proposed proxies for foetal androgen exposure has ever been adequately validated.
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@TriversRobert No question there is an average sex difference in digit ratio. Question is if it's a good marker of prenatal T variance. CAIS women show same variability in digit ratio as XX women which points to within sex variation not being mainly due to
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van Hemmen, J.-Do sex differences in CEOAEs and 2D:4D ratios reflect androgen exposure? A study in... https://t.co/EURCd1wcEM #OA
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Replicates Berenbaum et al. (2009) which concluded that digit ratio is a crude marker of prenatal androgen exposure. https://t.co/yvKKW5jPC6 https://t.co/TDjkX41zoH