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

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AX6-128<br />

Table AX6-4.5 (cont’d). Renal Effects <strong>of</strong> <strong>Lead</strong> in Children<br />

Reference, Study<br />

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

Africa<br />

Diouf et al. (2003)<br />

Senegal<br />

1998<br />

38 Senegalese children (19 exposed, 19 controls).<br />

Age range = 8 – 12 yrs old.<br />

Renal function assessed by measuring urinary alphaglutathione<br />

S-transferase (αGST).<br />

Mean (SD) blood Pb<br />

10.7 (1.7) µg/dL (exposed)<br />

6.1 (1.8) µg/dL (controls)<br />

Blood Pb significantly higher in exposed group (urban<br />

dwellers) as compared to controls (rural dwellers).<br />

Unclear as to whether αGST was higher or lower in<br />

controls as compared to exposed group (stated to be<br />

higher in controls in the results section BUT stated to be<br />

higher in the exposed group in the discussion).<br />

Regardless, the difference was not statistically<br />

significant.<br />

Limitations = small sample size, data analysis.

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