Digit ratio sex differences

Hand scans were collected as part of a bigger study in the general Dutch population for details see Later in life they exhibit more masculine digit ratios and externalizing behavior than normal controls 18, A higher ratio more feminine might be expected to correlate with better cue identification. Second-to-fourth digit ratio predicts success among high-frequency financial traders. Springer New York;
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Original Research ARTICLE

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2D:4D Finger Ratio as an Indication of Prenatal Testosterone Exposure

Therefore, the aim of the present study was to examine the relationship between the presence and severity of autistic traits and the 2D: For 27 children no hand scan was made due to logistic or technical difficulties at the time of testing. However, studies have demonstrated that in mice Zheng and Cohn, and monkeys Abbott et al. New studies of second and fourth digit ratio as a morphogenetic trait in subjects with congenital adrenal hyperplasia. Analyses were conducted for the whole group and for men and women separately. Gender differences in career attainment.
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The 2D : 4D Digit Ratio as a Biomarker for Autism Spectrum Disorder

Our present results together with those of Berenbaum et al. In the training phase, the target was visible throughout the trial. Until this moment the genitalia are undifferentiated and the level of testosterone determines whether the fetus then starts to develop into male or female. Participants had 20 s to approach as closely as possible to the target location in the probe phase. Although one study measured 2D: Sex differences in digit ratio 2d:
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Although without directly measuring circulating gonadal hormone levels, we can not completely rule out the alternative interpretation that female participants with low 2D: Learning and Individual Differences A search for possible participants was performed using the register on the webpage of the Medical Faculty. Furthermore, we aimed for a high variance of the dependent variable. However, as PAE may affect metacarpal growth and overall finger length differently, these two proxies for PAE may not be directly comparable see McFadden and Bracht, All authors contributed to revising the final draft.
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