The association of dental caries with blood lead in children when adjusted for IQ and neurobehavioral performance.

Unlabelled: Associations between childhood lead exposures and dental caries in children have been reported for over 30 years, with widely varying findings and conclusions, and using measures of lead exposure which ranged from food sources and water to tooth, hair or blood lead concentrations.

Objectives: This study examined the relationship of lead exposure and dental caries in a population of normatively healthy children.

Methods: This cross-sectional study used a population of 507 children aged 8-12 who were participating in a clinical trial of dental materials to examine the relationship between lead and caries.