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Air Quality Criteria for Lead Volume II of II - (NEPIS)(EPA) - US ...

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AX6-26<br />

Table AX6-2.9 (cont’d). Effects <strong>of</strong> <strong>Lead</strong> on Direct Measures <strong>of</strong> Brain Anatomical Development and Activity in Children<br />

Reference, Study<br />

Location, and Period Study Description Pb Measurement Findings, Interpretation<br />

Latin America<br />

Rothenberg et al. (2000)<br />

Mexico<br />

Asia<br />

Meng et al. (2005)<br />

China<br />

Design: Prospective/longitudinal. 113 5-7 yr-old<br />

children from the Mexico City Prospective Study<br />

were re-examined. Brain stem auditory evoked<br />

potentials were recorded to assess the impact <strong>of</strong><br />

prenatal and postnatal Pb exposure on development<br />

<strong>of</strong> auditory pathways. Results adjusted <strong>for</strong> gender<br />

and head circumference.<br />

Design: Case-control. 6 subjects with blood Pb<br />

concentrations ∃27 µg/dL and 6 controls with<br />

blood Pb concentrations

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