Early androgens, activity levels and toy choices of children in the second year of life

@article{Alexander2012EarlyAA,
  title={Early androgens, activity levels and toy choices of children in the second year of life},
  author={G. Alexander and Janet Saenz},
  journal={Hormones and Behavior},
  year={2012},
  volume={62},
  pages={500-504}
}
The hypothesis that stronger preferences for active play styles contribute to stronger preferences for male-typical toys was examined in 47 boys and 37 girls at 19-months of age using ambulatory monitoring technology (i.e., actigraphy) to measure activity levels during contact with male-typical, female-typical, and gender-neutral toys. Digit ratios and salivary testosterone levels were measured earlier in children at 3-4 months of age. There were no significant sex differences in digit ratios… Expand
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