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Percent of children with elevated blood lead levels over time, by age, New York State 1995-1999

From 1994 to 1997, 262,287 children in New York State had blood lead levels drawn within 2 weeks of their first or second birthday. This illustration shows the seasonal and trend components. (Source: Haley VB, Talbot TO. Seasonality and trend in blood lead levels of New York State children. BMC Pediatr 2004;4:8.)

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  • Communication disorder
  • Developmental delay
  • Hyperactivity
  • Iron deficiency
  • Iron deficiency anemia
  • Language disorder
  • Learning disabilities
  • Mental retardation
  • Pica