Table 2. Overall Average Ratio of Organohalogen Concentrations in Fetal Samples and Human Milk in Comparison with the Concentration in Maternal Serum, with and without Lipid Adjustment.
| matrix | number of analytes | lipid concentration relative to maternal seruma | average lipid-based ratio (s.d.) | average ratio (s.d.) based on fresh weight |
|---|---|---|---|---|
| cord serum | 33 | 0.34 | 0.58 (0.11) | 0.20 (0.04) |
| cord tissue | 22 | 0.29 | 0.37 (0.07) | 0.11 (0.02) |
| placenta | 21 | 1.5 | 0.35 (0.07) | 0.53 (0.11) |
| milk | 38 | 2.6 | 1.48 (0.28) | 3.85 (0.73) |
a
Mean maternal lipid concentration, 8.9 g/L.