Table 4.

Associations between multiple metals and PE.

Metals (μg/L)	Mild PE		Severe PE
	OR (95%CI)	P-value	OR (95%CI)	P-value
Mn
Low (<4991.59)	1.00	–	1.00	–
High (≥4991.59)	0.49(0.06,4.20)	0.515	1.40(0.09,21.12)	0.809
Cu
Low (<1926.55)	1.00	–	1.00	–
High (≥1926.55)	45.37(3.11,661.15)	0.005	159.09(4.53,5590.15)	0.005
Pb
Low (<165.15)	1.00	–	1.00	–
High (≥165.15)	8.82(1.08,71.90)	0.042	1052.89(17.57,63106.99)	0.001
Hg
Low (<6.58)	1.00	–	1.00	–
High (≥6.58)	8.43(0.87,82.08)	0.066	172.07(2.96,10021.03)	0.013

Adjusted for maternal education and gestational age.