Sample

Study 1

Study 2

Study 3

Study 4

Study 5

Reference NO.

13

14

15

16

Location

Our result

Hongkang

Guiyu

Chaonan

Beijing

Taiyuan

Sample size

81

21

103

80

40

271

Unit

ng/g

ng/g

ppb

ppb

ng/g

μg/L

Mean (Median)

Mean ± SD

Median

Median

Mean ± SD

Mean (Median)

Ant

Maternal serum

69.5 (84.6)

48 ± 25

-

-

-

-

Cord blood

50.4 (

37 ± 27

-

-

117 ± 104

-

FLT

Maternal serum

29.7 (

128 ± 90

-

-

-

-

Cord blood

68.4 (37.7)

89 ± 46

-

-

283 ± 355

-

PYR

Maternal serum

21.0 (

154 ± 137

-

-

-

0.56 (0.34)

Cord blood

36.6 (

98 ± 88

-

-

236 ± 271

0.58 (0.34)

BaA

Maternal serum

21.0 (

63 ± 34

0.83

0.43

-

0.88 (0.64)

Cord blood

37.9 (

80 ± 32

-

-

73.4 ± 120

0.82 (0.71)

BbF

Maternal serum

16.0 (

BbkF

16 ± 10

-

-

-

0.25 (0.16)

Cord blood

22.9 (

51.99

40.09

214 ± 450

0.32 (0.16)

BkF

Maternal serum

30.0 (33.2)

BbkF

20 ± 26

-

-

-

0.27 (0.31)

Cord blood

39.0 (

-

-

85.5 ± 181

0.34 (0.36)

BaP

Maternal serum

22.6 (

-

-

-

0.16 (0.15)

Cord blood

43.1 (

2.14

1.64

16.2 ± 39.3

0.19 (0.15)

DhA

Maternal serum

40.5 (

-

-

-

-

0.03 (0.02)

Cord blood

50.2 (

-

-

-

-

0.03 (0.02)

BgP

Maternal serum

18.4 (

-

-

-

0.11 (0.03)

Cord blood

43.0 (

-

-

-

10.3 ± 27.9

0.16 (0.03)