In Nunavik, extensive time trend series for pregnant women (starting in the early 1990s) show continued declines of many POPs, while the limited time points available for PBDEs and PFOS show a decline since 2004, although this is less pronounced between 2012 and 2016/2017, and an increasing trend for PFNA since 2012 (as seen in Table 8 ).
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Levels and trends of persistent organic pollutants in human populations living in the Arctic.
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PFAS and PBDEs were also measured in household dust, and while there was a lack of statistically significant correlations between serum and household dust concentrations for PFAS, there was a weakly significant correlation between serum and household dust concentrations for PBDE47 in women [ 9 ].