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Table 3 Correlations among PFOA, PFOS and PFHxS

From: Concentrations of persistent organic pollutants in maternal and cord blood from the maternal-infant research on environmental chemicals (MIREC) cohort study

Maternal plasma (1st trimester) Spearman correlation Maternal (1st trimester): Cord Plasma Spearman correlation
PFOA: PFOS 0.56 PFOA: PFOA 0.67
PFOA: PFHxS 0.50   
PFOS: PFHxS 0.53   
  1. Correlations between maternal and cord blood for PFOS and PFHxS not presented since more than 70 % of the observations were undetected