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Table 2 Overall and country-specific median serum levels of PFAS (ng/ml) in women from Greenland, Poland and Ukraine and exposure ranges in the country specific tertiles

From: Perfluoroalkyl substances and time to pregnancy in couples from Greenland, Poland and Ukraine

  Overall Greenland Poland Ukraine
Perfluorooctanoic acid (PFOA) 1.65 1.83 2.67 0.92
 Low   0.50-1.51 0.97-2.16 0.24-0.78
 Medium   1.51-2.21 2.16-3.10 0.78-1.10
 High   2.22-5.13 3.13-9.84 1.11-9.79
Perfluorooctane sulfonic acid (PFOS) 10.60 20.32 7.97 4.93
 Low   4.10-17.15 2.53-6.97 0.75-3.97
 Medium   17.17-24.02 6.98-9.27 3.98-5.67
 High   24.04-87.27 9.36-21.28 5.67-18.09
Perfluorohexane sulfonic acid (PFHxS) 1.94 2.04 2.35 1.55
 Low   0.39-1.64 0.79-1.83 0.22-1.14
 Medium   1.64-2.60 1.84-2.98 1.17-1.98
 High   2.60-13.79 3.00-10.82 1.99-19.71
Perfluorononanoic acid (PFNA) 0.64 0.70 0.60 0.60
 Low   0.20-0.56 0.19-0.48 0.14-0.48
 Medium   0.56-0.90 0.48-0.73 0.48-0.73
 High   0.90-5.71 0.74-2.76 0.73-3.72
  1. PFAS perfluoroalkyl substances.