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Use of the revised Bayley scales of infant development with high-risk infants: exploration of changes in scores and relationships between risk variables and performance Koseck, Karen


Cognitive and mental performance of 53 high-risk infants (34 prenatally exposed to drugs, and 19 born prematurely and/or with significant perinatal medical concerns) was measured using the Revised Bayley Scales of Infant Development (BSID-II) at less than 12 months, and at around 18 months of age. A retrospective chart review was used to collect BSID-II data and information on biological and environmental risk variables. The high-risk infants scored lower on the Mental and Motor Scales at both testing times compared to the norms (p

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