Table 3.
Association of serum PBDEs with covariates and tertiles of poultry and red meat fat derived from 24FR [log β (p-value)].a
| Category | BDE-28b | BDE-47b | BDE-99b | BDE-100b | BDE-153b | ∑PBDEb |
|---|---|---|---|---|---|---|
| Poultry fat | ||||||
| High | 0.12 (0.02) | 0.18 (0.002) | 0.15 (0.01) | 0.20 (0.0008) | 0.17 (0.002) | 0.17 (0.001) |
| Med | 0.02 (0.67) | 0.01 (0.85) | 0.02 (0.68) | 0.04 (0.57) | 0.04 (0.51) | 0.03 (0.58) |
| Low | Reference | Reference | Reference | Reference | Reference | Reference |
| Trend | (0.02) | (0.0005) | (0.006) | (0.0007) | (0.005) | (0.0005) |
| Red meat fat | ||||||
| High | 0.14 (0.07) | 0.13 (0.10) | 0.14 (0.06) | 0.18 (0.03) | 0.24 (0.005) | 0.17 (0.0497) |
| Med | 0.09 (0.10) | 0.07 (0.35) | 0.08 (0.25) | 0.09 (0.28) | 0.15 (0.06) | 0.10 (0.20) |
| Low | Reference | Reference | Reference | Reference | Reference | Reference |
| Trend | (0.09) | (0.11) | (0.08) | (0.03) | (0.005) | (0.06) |
| Sex | ||||||
| Female | −0.03 (0.34) | −0.06 (0.20) | −0.07 (0.05) | −0.08 (0.10) | −0.33 (< 0.0001) | −0.14 (0.0009) |
| Male | Reference | Reference | Reference | Reference | Reference | Reference |
| Race/ethnicity | ||||||
| Black | −0.08 (0.55) | 0.07 (0.52) | 0.15 (0.14) | 0.08 (0.46) | 0.02 (0.82) | 0.04 (0.72) |
| Hispanic | 0.13 (0.07) | 0.15 (0.08) | 0.11 (0.16) | 0.11 (0.26) | −0.18 (0.14) | 0.05 (0.58) |
| White | Reference | Reference | Reference | Reference | Reference | Reference |
| Age (years) | −0.01 (0.006) | −0.03 (< 0.0001) | −0.03 (< 0.0001) | −0.02 (0.002) | −0.01 (0.01) | −0.02 (0.0001) |
| PIR | ||||||
| < 1 | 0.09 (0.26) | 0.05 (0.52) | 0.05 (0.56) | 0.09 (0.25) | 0.14 (0.05) | 0.11 (0.11) |
| 1–2 | 0.08 (0.19) | 0.07 (0.15) | 0.08 (0.23) | 0.14 (0.008) | 0.17 (0.10) | 0.12 (0.04) |
| 2–4 | −0.01 (0.88) | −0.07 (0.38) | −0.08 (0.37) | −0.02 (0.85) | 0.04 (0.47) | −0.02 (0.77) |
| ≥ 4 | Reference | Reference | Reference | Reference | Reference | Reference |
| Trend | (0.20) | (0.20) | (0.37) | (0.02) | (0.13) | (0.08) |
| BMI | ||||||
| Underweight | −0.01 (0.93) | 0.07 (0.56) | 0.22 (0.12) | 0.26 (0.09) | 1.06 (< 0.0001) | 0.34 (0.02) |
| Normal | −0.09 (0.16) | −0.03 (0.67) | 0.08 (0.21) | 0.003 (0.96) | 0.43 (< 0.0001) | 0.07 (0.25) |
| Overweight | 0.01 (0.85) | 0.04 (0.58) | 0.12 (0.12) | 0.04 (0.52) | 0.22 (0.02) | 0.08 (0.26) |
| Obese | Reference | Reference | Reference | Reference | Reference | Reference |
| Trend | (0.19) | (0.76) | (0.17) | (0.89) | (< 0.0001) | (0.20) |
a
Adjusted for poultry, red meat, dairy, sex, race/ethnicity, age, age2, PIR, and BMI.
b
Exponentiation of log β = multiplicative increase in PBDEs per unit change in predictor (e.g., log β = 0.12 is a 13% increase).