Table 3 Results of explanatory multivariate analysis: BUA models (I)
BUA model | Main exposure variable | |||||||
|---|---|---|---|---|---|---|---|---|
DLCs (pg TCDD-EQ/L) | DL-PCB 105 (μg/L) | DL-PCB 118 (μg/L) | DL-PCB 156 (μg/L) | |||||
N | 226 | 239 | 244 | 203 | ||||
R 2 (Adjusted R 2 ) | 0.3680 (0.3324) | 0.3579 (0.3356) | 0.3496 (0.3303) | 0.3424 (0.3188) | ||||
Regression coefficient (SE) | p-value | Regression coefficient (SE) | p-value | Regression coefficient (SE) | p-value | Regression coefficient (SE) | p-value | |
Variables | DLCs | 0.4275 | DL-PCB 105 | 0.1060 | DL-PCB 118 | 0.0841 | DL-PCB 156 | 0.2649 |
0.005 (0.007) | −13.23 (8.15) | −2.42 (1.40) | −3.79 (3.39) | |||||
Age (years) | −0.73 (0.19) | 0.0002 | −0.78 (0.13) | <0.0001 | −0.83 (0.12) | <0.0001 | −0.74 (0.13) | <0.0001 |
Weight (kg) | 0.04 (0.06) | 0.5404 | NR | NR | NR | |||
Lean mass (kg) | NR | 0.18 (0.17) | 0.2924 | NR | NR | |||
Height in seated position (cm) | 0.19 (0.37) | 0.6181 | 0.13 (0.36) | 0.7163 | NR | NR | ||
Omega-6 PUFAs (%) | −1.43 (0.66) | 0.0317 | −0.72 (0.63) | 0.2521 | −0.75 (0.62) | 0.2268 | NR | |
Mercury (nmol/L) | NR | NR | 0.01 (0.02) | 0.4820 | 0.01 (0.02) | 0.6159 | ||
Selenium (μmol/L) | −1.998 (2.41) | 0.4075 | NR | NR | NR | |||
Lead (μmol/L) | 2.78 (3.66) | 0.4487 | NR | NR | NR | |||
Number of children | NR | 0.42 (0.39) | 0.2882 | 0.48 (0.38) | 0.2144 | 0.43 (0.38) | 0.2663 | |
Menopausal status | −2.63 (3.20) | 0.4134 | NR | NR | NR | |||
Level of education | 5.95 (2.43) | 0.0150 | 4.63 (2.42) | 0.0573 | 5.55 (2.37) | 0.0202 | 5.28 (2.54) | 0.0386 |
Supplements use(a) | −3.58 (2.82) | 0.2063 | NR | NR | −2.53 (3.25) | 0.4369 | ||
Sodium intake | 2.56 (2.02) | 0.2062 | NR | NR | NR | |||
Total lipid(b) (g/L) | −0.93 (0.72) | 0.1971 | −0.02 (0.79) | 0.9810 | −0.24 (0.78) | 0.7558 | 0.001 (0.83) | 0.9991 |