TABLE 3.

Pearson Correlation Coefficients between Blood Metal Concentrations and Possible Sources of Metal Exposure

Correlations between Blood Metal Concentrations								Correlation with Possible Sources
	Cd	Cu	Pb	Mn	Hg	Se	Zn	Cigarettes per Day	Cereal Consumption	Fish/Shellfish Consumption
As	−0.04	0.05	0.08	0.07	0.62	0.40	0.14	−0.05	−0.01	0.36
Cd		−0.02	0.15	0.07	−0.03	−0.07	0.01	0.35	−0.01	−0.05
Cu			−0.07	0.15	0.01	0.11	0.31	0.02	−0.09	−0.05
Pb				−0.05	0.14	0.05	0.08	0.11	0.05	0.02
Mn					0.08	0.13	0.08	−0.12	−0.02	0.03
Hg						0.42	0.10	−0.01	−0.04	0.38
Se							0.24	0.06	0.08	0.27
Zn								−0.02	0.06	−0.07

As = arsenic; Cd = cadmium; Cu = copper; Hg = mercury; Mn = manganese; Pb = lead; Se = selenium; Zn = zinc.