Table 2.
Range (ng/ml) of PFOS/PFOA plasma concentrations, by tertile, in pregnant women
| Exposure | Tertile | Combined | Greenland | Ukraine | Poland |
|---|---|---|---|---|---|
| (N = 1,106) | (n = 526) | (n = 491) | (n = 89) | ||
| Pregnancy PFOS | Median (10th-90th percentile) | 10.0 (3.6, 27,4) | 20.3 (12.0-37.0) | 5.0 (2.9-8.2) | 8.0 (5.3-12.7) |
| Low tertile | 0.7-6.2 | 4.1-16.8 | 0.7-4.2 | 2.5-7.0 | |
| Medium tertile | 6.2-16.6 | 16.8-23.9 | 4.2-5.9 | 7.1-9.6 | |
| High tertile | 16.6-87.3 | 23.9-87.3 | 5.9-18.1 | 9.7-21.3 | |
| Pregnancy PFOA | Median (10th-90th percentile) | 1.4 (0.7, 3.0) | 1.8 (1.0-3.1) | 1.0 (0.5-1.7) | 2.7 (1.5-4.3) |
| Low tertile | 0.2-1.1 | 0.5-1.5 | 0.2-0.8 | 1.0-2.2 | |
| Medium tertile | 1.1-1.9 | 1.5-2.2 | 0.8-1.1 | 2.2-3.1 | |
| High tertile | 1.9-9.8 | 2.2-5.1 | 1.1-9.8 | 3.1-9.8 |
PFOA, perfluorooctanoate; PFOS, perfluorooctane sulfonate.