Elevated Blood Lead Levels and Blood Lead Screening Among US Children Aged One to Five Years: 1988-1994

To estimate the proportion of children 1 to 5 years of age who received blood lead testing during 1988-1994 and to assess whether predictors of testing coincided with predictors of elevated blood lead levels. Cross-sectional analysis of data from the Third National Health and Nutrition Examination Survey. Participants. US children 1 to 5 years of age. Outcome Measures. Prevalence of blood lead testing and elevated blood lead levels among children 1 to 5 years of age and odds ratios for factors predicting blood lead testing and elevated blood lead levels. Overall, 6.3% had elevated blood lead levels and 10.2% had undergone previous blood lead tests. Being of minority race/ethnicity, living in an older home, residing in the Northeast or Midwest regions of the United States, being on Medicaid, having a head of household with