Table 2 Absolute mean differences (ng/mL) between serum concentrations from pregnant women residing in the 7 NCS IVS counties.

From: Geographic and demographic variability in serum PFAS concentrations for pregnant women in the United States

 

Duplin

Montgomery

Orange

Queens

Salt Lake

Waukesha

PFOA

 BYLP

0.24

0.80*

0.24

0.12

0.33

0.00

 Duplin

0.56

0.00

0.12

0.33

0.00

 Montgomery

0.56

0.68*

0.89*

0.56*

 Orange

0.12

0.33

0.00

 Queens

0.21

0.12

 Salt Lake

0.33

PFOS

  BYLP

5.79*

0.48

0.70

0.33

1.09

0.29

  Duplin

5.31

6.49*

5.46*

6.88*

6.08

  Montgomery

1.18

0.15

1.57

0.77

  Orange

1.03

0.39

0.42

  Queens

1.42

0.62

  Salt Lake

0.81

PFNA

  BYLP

0.54*

0.80*

0.22

0.66*

0.05

0.17

  Duplin

0.26

0.33*

0.11

0.50*

0.38*

  Montgomery

0.58*

0.14*

0.75*

0.63*

  Orange

0.44

0.17

0.05

  Queens

0.61*

0.49

  Salt Lake

0.12

PFHxS

  BYLP

0.25*

0.27

0.31

0.66*

0.38*

0.33

  Duplin

0.52*

0.06

0.40*

0.13

0.08

  Montgomery

0.58

0.93*

0.65*

0.60*

  Orange

0.34*

0.07

0.02

  Queens

0.28*

0.32*

  Salt Lake

0.05

PFDA

  BYLP

0.23*

0.12*

0.10*

0.27*

0.02

0.06

  Duplin

0.11

0.14*

0.04

0.21*

0.17*

  Montgomery

0.03

0.15

0.10*

0.06

  Orange

0.17

0.08

0.03

  Queens

0.25*

0.21*

  Salt Lake

0.04

  1. Statistical significance at p < 0.05 from pairwise t-tests between county means, adjusted for multiple comparisons, are indicated with an asterisk.