Linear regression of age-adjusted maternal race on blood metal levels (Beta coefficient and 95% CI).

<p>NHW served as the referent group.</p>*<p>p<0.05;</p>**<p>P<0.001;</p><p>Metal levels were log-transformed.</p

Characteristics of the pregnant women (n = 211) in the third trimester of pregnancy.

<p>Characteristics of the pregnant women (n = 211) in the third trimester of pregnancy.</p

Detectable levels and geometric averages of the four toxic metals in women.

a<p>The geometric mean was calculated with measures [35].</p