highly significantp < 0.01
The increase in the serum PFHxS levels in the 46 workers was highly significant between 2008 and 2012 ( p < 0.01), and the GM of PFHxS presented a five-fold increase from 328 ng mL −1 in 2008 to 1673 ng mL −1 in 2012.
The increase in the serum PFHxS levels in the 46 workers was highly significant between 2008 and 2012 ( p < 0.01), and the GM of PFHxS presented a five-fold increase from 328 ng mL −1 in 2008 to 1673 ng mL −1 in 2012.