Sir.—In the article "Injury and its Correlates Among 1-Year-Old Children: Study of Children With Both Normal and Low Birth Weights" in the Journal (1981;135:159-163), which reported on injuries in children (largely accidents), Dr McCormick and colleagues found no differences in rates between children with low birth weights (LBW) (< 2,500 g) and children with normal birth weights (NBW), as reported by parents.
The lack of abnormal findings by Dr McCormick and colleagues might be related to their attrition rate of 40%,1 creating a bias toward the more responsive and less mobile families. Furthermore, their information on injuries was obtained retrospectively, with possible consequent memory selectivity. The normal findings
PASAMANICK B. Injury and Normal and Low Birth Weights. Am J Dis Child. 1981;135(12):1150-1151. doi:10.1001/archpedi.1981.02130360054027