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Table 2 Maternal PFASs concentrations (ng/mL) at 12–16 gestational weeks (N = 533) in Shanghai, China

From: Prenatal plasma concentrations of Perfluoroalkyl and polyfluoroalkyl substances and neuropsychological development in children at four years of age

PFAS

LOD

>LOD (N %)

GM (GSD)

Percentiles

5th

25th

50th

75th

95th

PFHxS

0.015

533 (100)

2.7 (1.6)

1.4

2.1

2.8

3.5

5.7

PFOS

0.02

533 (100)

10.8 (1.8)

4.5

7.6

10.8

15.8

25.2

PFOA

0.01

533 (100)

20.0 (1.6)

9.3

15.3

19.9

27.4

38.9

PFNA

0.02

533 (100)

1.8 (1.6)

0.8

1.3

1.8

2.5

3.9

PFDA

0.01

533 (100)

2.1 (1.9)

0.7

1.4

2.1

3.2

6.3

PFUdA

0.01

533 (100)

1.6 (1.9)

0.5

1.0

1.6

2.5

4.4

PFDoA

0.015

533 (100)

0.1 (2.9)

LOD

0.1

0.1

0.2

0.4

PFTrDA

0.02

483 (90.6)

0.1 (2.9)

LOD

0.1

0.1

0.2

0.4

  1. LOD Limit of detection, GM Geometric mean, GSD Geometric standard deviation