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Table 2 PCB and PBDE levels in breast milk from the mothers in the study

From: Prenatal exposure to polychlorinated biphenyls (PCBs) and polybrominated diphenyl ethers (PBDEs) may influence birth weight among infants in a Swedish cohort with background exposure: a cross-sectional study

Substance

N

Mean (SDa)

Median

Range

N < LOQ

di-ortho PCBsb

413

103 (54)

90

15-363

-

   PCB 153

413

52 (29)

44

7.0-186

0

   PCB 138

413

26 (14)

23

4.5-94

0

   PCB 180

413

25 (13)

22

2.6-84

0

PBDE(4)c

364

3.1 (2.6)

2.4

0.45-28

-

   BDE-47

364

1.7 (1.7)

1.3

<LOQ-16

46

   BDE-99

364

0.38 (0.47)

0.26

<LOQ-5.2

124

   BDE-100

364

0.34 (0.40)

0.25

<LOQ-5.1

55

   BDE-153

364

0.65 (0.50)

0.54

<LOQ-4.7

6

  1. aStandard deviation.
  2. bSum of PCB 138, PCB 153 and PCB 180 (ng/g lipid).
  3. cSum of BDE-47, BDE-99, BDE-100 and BDE-153 (ng/g lipid).