Table 2.
Distribution of maternal pesticide (ng/mL) and thyroid concentrations.
| Percentiles |
|||||||
|---|---|---|---|---|---|---|---|
| Exposure categorya | No. | 25th | 50th | 75th | Mian ± SD | Min | Max |
| p,p′-DDT | 579 | 7.9 | 10.8 | 15.1 | 12.9 ± 7.7 | 1.5 | 71.1 |
| ECL | 459 | 7.9 | 10.5 | 14.5 | 12.2 ± 6.5 | 3.5 | 52.9 |
| MSSM | 120 | 8.7 | 12.7 | 16.6 | 15.3 ± 10.7 | 1.5 | 71.1 |
| p,p′-DDE | 578 | 30.0 | 38.7 | 52.2 | 44.2 ± 23.2 | 4.98 | 285.4 |
| ECL | 458 | 29.7 | 37.3 | 49.5 | 42.3 ± 22.2 | 11.8 | 285.4 |
| MSSM | 120 | 33.7 | 47.8 | 60.9 | 513 ± 25.8 | 5.0 | 158.1 |
| o,p′-DDT | 575 | 0.28 | 0.43 | 0.68 | 058 ± 0.55 | 0.01 | 4.46 |
| ECL | 459 | 0.27 | 0.41 | 0.64 | 0.56 ± 0.54 | 0.50 | 4.46 |
| MSSM | 116 | 0.31 | 0.46 | 0.86 | 0.66 ± 0.061 | 0.01 | 3.48 |
|
| |||||||
| FT4 (ng/dL) | 600 | 1.13 | 1.23 | 138 | 126 ± 0.21 | 0.76 | 2.46 |
| TSH (μIU/mL) | 600 | 0.86 | 1.29 | 1.92 | 153 ± 1.16 | 0.005 | 12.55 |
a
DDT variables are reported by laboratory: Environmental Chemistry Laboratory (ECL) and Mount Sinai School of Medicine (MSSM).