DEHP metabolite concentrations of the study population
| Percentile | ||||||||
|---|---|---|---|---|---|---|---|---|
| Metabolite | n | n>LOD (%) | GM (GSD) | 10th | 25th | 50th | 75th | 90th |
| Maternal blood | ||||||||
| MEHHP (ng/mL) | 105 | 105 (100) | 0.31 (0.05) | 0.27 | 0.29 | 0.31 | 0.33 | 0.39 |
| MEOHP (ng/mL) | 105 | 1 (1.0) | – | <LOD | <LOD | <LOD | <LOD | <LOD |
| Maternal urine | ||||||||
| MEHHP (ng/mL) | 116 | 116 (100) | 18.23 (28.82) | 5.03 | 10.39 | 17.74 | 37.97 | 60.42 |
| MEOHP (ng/mL) | 116 | 116 (100) | 15.88 (27.58) | 4.93 | 9.33 | 14.70 | 29.55 | 52.41 |
| Cord blood | ||||||||
| MEHHP (ng/mL) | 101 | 101 (100) | 0.33 (0.05) | 0.28 | 0.30 | 0.32 | 0.35 | 0.39 |
| MEOHP (ng/mL) | 101 | 2 (2.0) | – | <LOD | <LOD | <LOD | <LOD | <LOD |
| Placenta | ||||||||
| MEHHP (ng/g) | 115 | 115 (100) | 0.10 (0.02) | 0.08 | 0.08 | 0.09 | 0.11 | 0.14 |
| MEOHP (ng/g) | 115 | 1 (0.9) | – | <LOD | <LOD | <LOD | <LOD | <LOD |
| Newborns’ urine | ||||||||
| MEHHP (ng/mL) | 73 | 73 (100) | 5.83 (10.79) | 1.33 | 3.21 | 5.79 | 11.87 | 19.08 |
| MEOHP (ng/mL) | 73 | 73 (100) | 3.02 (6.15) | 0.64 | 1.51 | 3.27 | 6.50 | 10.00 |
DEHP, diethylhexyl phthalate; GM, geometric mean; GSD, geometric SD; MEHPP, mono-(2-ethyl-5-hydroxyhexyl) phthalate; MEOHP, mono-(2-ethyl-5-oxohexyl) phthalate.