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. Author manuscript; available in PMC: 2019 Feb 1.
Published in final edited form as: Environ Int. 2017 Nov 20;111:1–13. doi: 10.1016/j.envint.2017.11.008

Table A.1.

Spearman correlation coefficients for prenatal and mid-childhood PFAS concentrations (ng/mL) in the study population (n = 518).

Prenatal PFAS
Mid-childhood PFAS
Exposures PFOS PFOA PFNA PFHxS EtFOSAA MeFOSAA PFOS n-PFOS sm-PFOS PFOA n-PFOA PFNA PFHxS PFDeA
Prenatal PFAS
 PFOS 1.00
 PFOA 0.72 1.00
 PFNA 0.67 0.56 1.00
 PFHxS 0.54 0.55 0.44 1.00
 EtFOSAA 0.52 0.38 0.20 0.21 1.00
 MeFOSAA 0.46 0.41 0.24 0.28 0.49 1.00
Mid-childhood PFAS
 PFOS 0.12 0.09 0.11 0.15 0.05 0.18 1.00
  n-PFOS 0.13 0.10 0.12 0.14 0.05 0.18 1.00 1.00
  sm-PFOS 0.11 0.09 0.10 0.16 0.06 0.16 0.97 0.94 1.00
 PFOA 0.10 0.15 0.08 0.18 0.06 0.18 0.79 0.77 0.81 1.00
  n-PFOA 0.11 0.15 0.08 0.18 0.05 0.18 0.79 0.77 0.81 1.00 1.00
 PFNA 0.11 0.11 0.08 0.07 −0.01 0.08 0.32 0.33 0.29 0.40 0.42 1.00
 PFHxS 0.12 0.12 0.08 0.40 0.05 0.17 0.68 0.66 0.70 0.61 0.61 0.14 1.00
 PFDeA 0.13 0.10 0.11 0.08 0.06 0.11 0.60 0.61 0.55 0.70 0.72 0.54 0.37 1.00

Abbreviations: PFAS, per- and polyfluoroalkyl substances; PFOS, perfluorooctane sulfonate; PFOA, perfluorooctanoate; PFNA, perfluorononanoate; PFHxS, perfluorohexane sulfonate; PFDeA, perfluorodecanoate; EtFOSAA, 2-(N-ethyl-perfluorooctane sulfonamido) acetate; MeFOSAA, 2-(N-methyl-perfluorooctane sulfonamido) acetate.