Environmental Health and Preventive Medicine

Table 3 Correlations between blood lead concentrations and oral lead exposure level from various sources

From: Oral exposure to lead for Japanese children and pregnant women, estimated using duplicate food portions and house dust analyses

		House dust	Water	Food	Total
Pregnant women	p value*	0.970	0.338	0.193	0.285
Pregnant women	ρ	0.004	0.123	0.141	0.116
Cord blood	p value*	0.579	0.969	0.127	0.090
Cord blood	ρ	0.173	0.005	0.173	0.193
Children	p value*	0.029	0.387	0.249	0.118
Children	ρ	0.234	0.118	0.124	0.169

*p values obtained by Spearman’s rank correlation ρ

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ISSN: 1347-4715

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