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Marcus, David K.; Fulton, Jessica J.; Clarke, Erin J. – Journal of Clinical Child and Adolescent Psychology, 2010
This meta-analysis examined the association between conduct problems and lead exposure. Nineteen studies on 8,561 children and adolescents were included. The average "r" across all 19 studies was 0.19 (p less than 0.001), which is considered a medium effect size. Studies that assessed lead exposure using hair element analysis yielded…
Descriptors: Poisoning, Effect Size, Meta Analysis, Children
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Sciarillo, William G.; And Others – American Journal of Public Health, 1992
Provides evidence of detrimental effects of lead exposure on child behavior at levels typical of present-day exposure. Behavior and lead-blood level were examined for 201 African-American children aged 2 through 5 years. A standardized parent report measure and consideration of maternal morale are features of study methodology. (SLD)
Descriptors: Behavior Patterns, Blacks, Depression (Psychology), Lead Poisoning