Despite previous research indicating that early negative child behavior and the quality of parent-child relationships are predictive of later externalizing problems, few investigators have attempted to trace these antecedents back to infancy. In a sample of 100 infants from low-income families, infant persistence and maternal responsiveness were…

Explores differences in temperament of preterm and full-term infants at three and six months of age. Preterm infants were generally rated more difficult than full-term infants at both ages. All infants were generally rated less difficult at six than at three months. (Author/BB)

The original Bayley Scales of Infant Development (BSID) have been among the most popular measures of performance and aptitude of infants. In this study, the construct validity of scores on the Behavior Rating Scale of the revised Bayley Scales, the BSID-II, was investigated using national standardization and clinical samples of children ranging in…

The construct validity of scores on the Behavior Rating Scale of the revised Bayley Scales of Infant Development was studied with national standardization samples of children ranging from 1 to 42 months and a variety of factor analytic methods. The factor structure became more complex at older ages. (SLD)