Prenatal exposure to endocrine disrupting chemicals in relation to thyroid hormone levels in infants – a Dutch prospective cohort study

Table 2 Exposure levels in cord plasma and/or breast milk

Compound		N	Mean	Median	Range	LOQ	<LOQ (%)
PCB-153
Cord plasma	- ng/L	51	35.40	28.28	22.63 – 96.00	21 – 43	57.7
	- ng/g lipid	51	36.02	30.00	17.95 – 88.89	14 – 53	57.7
DDE
Cord plasma	- ng/L	51	114.48	79.00	37.48 – 470.00	33 – 73	23.1
	- ng/g lipid	51	115.98	81.97	28.83 – 580.25	23 – 86	23.1
Breast milk	- ng/L	24	2379.58	1895.00	400.00 – 11390.00	9.20 – 13.00	0
	- ng/g lipid	24	59.20	44.10	12.11 – 277.80	0.13 – 0.53	0
Total^a	- ng/L	75	100.70	74.50	14.53 – 470.00
HCB
Cord plasma	- ng/L	51	44.33	44.55	28.28 – 78.00	40 – 79	98.1
	- ng/g lipid	51	46.23	45.85	27.27 – 82.11	25 – 96	98.1
Breast milk	- ng/L	24	622.92	655.00	300.00 – 1060.00	9.20 – 13.00	0
	- ng/g lipid	24	15.94	14.94	10.65 – 25.85	0.16 – 0.68	0
MECPP
Cord plasma	- ng/mL	64	0.31	0.27	0.11 – 1.00	0.13 – 0.28	7.8
MEHHP
Cord plasma	- ng/mL	64	0.33	0.27	0.10 – 1.00	0.14 – 0.27	9.4
MEOHP
Cord plasma	- ng/mL	64	0.29	0.23	0.12 – 0.87	0.17 – 0.33	25.0
PFOA
Cord plasma	- ng/L	64	943.44	885	200 – 2700	50 – 140	0
PFOS
Cord plasma	- ng/L	64	1616.88	1600	570 – 3200	44 – 140	0

^aFor total DDE, cord plasma exposure data were merged with breast milk exposure levels converted to cord plasma levels.

ISSN: 1476-069X