Table 5.
Nb | PFOS
|
PFOA
|
PFNA
|
PFDA
|
PFHxS
|
Me-PFOSA-AcOH
|
||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
128
|
132
|
128
|
132
|
128
|
128
|
|||||||
Effect | Slope (SE) | p | Slope (SE) | p | Slope (SE) | p | Slope (SE) | p | Slope (SE) | p | Slope (SE) | p |
Intercept | 0.01 (0.21) | 0.95 | −0.11 (0.17) | 0.51 | −0.79 (0.16) | <.01 | −1.73 (0.13) | <.01 | −1.95 (0.25) | <.01 | −2.65 (0.27) | <.01 |
Adults’ age (year) | 0.03 (0.04) | <.01 | 0.02 (0.03) | <.01 | 0.01 (0.003) | <.01 | 0.04 (0.005) | <.01 | 0.02 (0.005) | <.01 | ||
Occupational exposure or having used fire extinguisher (yes/no) | 0.64 (0.18) | <.01 | 0.67 (0.16) | <.01 | 0.48 (0.13) | <.01 | 0.30 (0.17) | 0.08 | 0.80 (0.23) | <.01 | ||
Frequency of having pre-packaged candy or bakery items (ref=never) | ||||||||||||
<1 Time/week | 0.38 (0.18) | 0.04 | ||||||||||
≥1 Time/week | −0.14 (0.17) | 0.39 | ||||||||||
Frequency of eating (time/week) | ||||||||||||
Butter or margarine | 0.04 (0.02) | 0.02 | 0.06 (0.02) | 0.01 | ||||||||
Dairy fat | −0.01 (0.01) | 0.10 | 0.03 (0.01) | <.01 | ||||||||
Pork | 0.07 (0.04) | 0.09 | 0.05 (0.03) | 0.09 | 0.11 (0.04) | 0.01 | ||||||
Beef | 0.08 (0.03) | 0.03 | −0.09 (0.04) | 0.04 | ||||||||
Canned meat | −0.81 (0.17) | <.01 | −0.32 (0.13) | 0.01 | −0.38 (0.17) | 0.02 | −0.51 (0.21) | 0.02 | ||||
Canned meat entrée | 0.18 (0.07) | 0.01 | 0.19 (0.08) | 0.02 | 0.20 (0.08) | 0.02 | ||||||
Canned fish | −0.15 (0.07) | 0.03 | −0.12 (0.06) | 0.04 | −0.12 (0.07) | 0.10 | ||||||
Fresh tuna and white fish | 0.08 (0.05) | 0.08 | 0.15 (0.06) | 0.02 | 0.17 (0.08) | 0.05 | ||||||
Freshwater fish | 0.50 (0.14) | 0.00 | ||||||||||
Graham crackers | 0.21 (0.13) | 0.09 | −0.38 (0.20) | 0.07 | 0.42 (0.21) | 0.05 | ||||||
Crackers (not including graham crackers) | −0.06 (0.02) | 0.01 | −0.05 (0.03) | 0.10 | ||||||||
Microwave popcorn | 0.19 (0.11) | 0.09 | ||||||||||
R-square | 0.51 | 0.28 | 0.33 | 0.20 | 0.41 | 0.24 |
Slope (SE): estimated regression coefficient (standard error).
The serum concentrations of PFCs were natural log-transformed.
The total sample size for the adult population is 149. The actual number of observations used is influenced by the predictors selected, which varied by compound.