Bayley's infant behavior record: behavioral components and twin analyses.

@article{Matheny1980BayleysIB,
  title={Bayley's infant behavior record: behavioral components and twin analyses.},
  author={Adam P Matheny},
  journal={Child development},
  year={1980},
  volume={51 4},
  pages={1157-67}
}
Factor analysis of 25 rating scales from Bayley's infant behavior record were performed for a sample of about 300-400 infant twins tested at 1 or more of the following ages: 3, 6, 9, 12, 18, and 24 months. The analysis provided 5 major factors and 2 minor factors that were considerably consistent at all ages. As defined by the scales with the strongest… CONTINUE READING