Table 1.
Compound | 1986–1988 | 1994–1997 | 1998–2002 | 2006–2009 | 2010–2013 | DL (this study) | DL (FEA) |
---|---|---|---|---|---|---|---|
PFBS | <DL (0/5) | <DL (0/11) | <DL (0/10) | <DL (0/29) | 0.01 | 0.09 | |
PFHxS | 0.13 (5/5) | 0.19 (11/11) | 0.11 (5/10) | 0.14 (29/29) | 0.05 | 0.03 | |
PFHpS | <DL (1/5) | <DL (2/8) | 0.01 (15/29) | 0.05 | |||
PFOS | 2.0 (13/13) | 2.3 (11/11) | 3.7 (15/15) | 2.8 (15/15) | 4.0 (33/33) | 0.01 | 0.01 |
PFDS | 0.06 (5/5) | 0.06 (6/11) | <DL (4/10) | 0.06 (16/29) | 0.01 | 0.15 | |
FOSA | 16 (5/5) | 22 (8/8) | 19 (7/7) | 7.4 (29/29) | 0.05 | ||
PFHxA | <DL (0/5) | <DL (0/11) | 0.14 (7/10) | <DL (0/29) | 0.006 | 0.06 | |
PFHpA | <DL(0/5) | <DL (0/11) | 0.03 (5/10) | <DL (10/29) | 0.01 | 0.06 | |
PFOA | 0.17 (5/5) | 0.13 (11/11) | 0.10 (9/10) | 0.06 (29/29) | 0.006 | 0.18 | |
PFNA | <DL (3/13) | 0.14 (6/11) | 0.22 (13/14) | 0.29 (13/14) | 0.51 (32/33) | 0.02 | 0.06 |
PFDA | <DL (1/13) | 0.18 (5/11) | 0.22 (14/15) | 0.27 (13/15) | 0.73 (32/33) | 0.006 | 0.01 |
PFUnA | 0.5 (9/11) | 0.59 (9/11) | 0.91 (13/13) | 1.6 (15/15) | 2.0 (33/33) | 0.006 | 0.02 |
PFDoA | 0.19 (5/5) | 0.20 (11/11) | 0.46 (10/10) | 0.38 (29/29) | 0.02 | 0.02 | |
PFTrA | 0.53 (1/6) | 1.2 (7/7) | 1.1 (12/13) | 1.4 (13/13) | 3.5 (30/31) | 0.02 | 0.01 |
PFTeA | <DL (0/6) | 0.32 (5/7) | 0.35 (9/13) | <DL (5/13) | 0.84 (28/31) | 0.10 | 0.02 |