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Wakschlag, Lauren S.; Leventhal, Bennett L.; Pine, Daniel S.; Pickett, Kate E.; Carter, Alice S. – Child Development, 2006
There is a robust association between prenatal smoking and disruptive behavior disorders, but little is known about the emergence of such behaviors in early development. The association of prenatal smoking and hypothesized behavioral precursors to disruptive behavior in toddlers (N=93) was tested. Exposed toddlers demonstrated atypical behavioral…
Descriptors: Cues, Developmental Psychology, Psychopathology, Prenatal Influences
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Deater-Deckard, Kirby; Plomin, Robert – Child Development, 1999
Explored aggression and delinquency in unrelated adoptive sibling pairs and biologically-related sibling pairs in the Colorado Adoption Project at 7, 9, 10, 11, and 12 years. Found that boys and adopted children were higher in externalizing behavior problems than girls and biologically related pairs. Sex differences in delinquency were more…
Descriptors: Adopted Children, Behavior Problems, Children, Delinquency