Table 1.

Maternal serum levels of six PCB congeners and p,p′-DDE.

	Median (range)
Wet weight serum concentrations (ng/ml)
PCB-118	0.17 (0.05–0.59)
PCB-138	0.75 (0.14–2.58)
PCB-153	1.46 (0.27–5.81)
PCB-156	0.10 (0.02–0.34)
PCB-170	0.38 (0.08–1.14)
PCB-180	0.71 (0.15–2.44)
p,p′-DDE	2.55 (0.23–17.59)
Lipid-adjusted serum concentrations (ng/g lipid)
PCB-118	20 (6–60)
PCB-138	88 (16–263)
PCB-153	165 (31–591)
PCB-156	12 (2–37)
PCB-179	43 (9–148)
PCB-180	81 (18–277)
p,p′-DDE	288 (31–2208)