Table 2.
Follicular fluid polybrominated diphenyl ether congener concentrations in the study population
| LOD | Detect freq., % | GMa | 95% CI | Min | 25th percentile | Median | 75th percentile | Max | |
|---|---|---|---|---|---|---|---|---|---|
| Di-BDE-15 | 0.02 | 84 | 0.09 | 0.10-0.18 | < LOD | 0.04 | 0.13 | 0.21 | 0.50 |
| Tri-BDE-28 | 0.03 | 97 | 0.38 | 0.42-0.86 | < LOD | 0.21 | 0.41 | 0.90 | 2.77 |
| Tetra-BDE-47 | 0.02 | 100 | 8.84 | 8.59-19.38 | 1.89 | 4.52 | 7.84 | 18.66 | 76.30 |
| Tetra-BDE-66 | 0.03 | 84 | 0.05 | 0.04-0.12 | < LOD | < LOD | 0.05 | 0.08 | 0.59 |
| Penta-BDE-100 | 0.01 | 100 | 1.14 | 1.15-2.45 | 0.11 | 0.57 | 1.14 | 2.43 | 9.28 |
| Penta-BDE-99 | 0.03 | 92 | 0.99 | 0.90-5.61 | < LOD | 0.40 | 1.44 | 2.48 | 41.04 |
| Penta-BDE-85 | 0.04 | 86 | 0.11 | 0.11-0.46 | < LOD | 0.05 | 0.10 | 0.22 | 2.71 |
| Hexa-BDE-154 | 0.08 | 89 | 0.15 | 0.13-0.58 | < LOD | < LOD | 0.16 | 0.34 | 3.70 |
| Hexa-BDE-153 | 0.16 | 97 | 3.11 | 3.02-9.92 | < LOD | 1.58 | 3.44 | 6.53 | 58.07 |
| Hepta-BDE-183 | 0.52 | 81 | 0.25 | 0.28-0.45 | < LOD | < LOD | < LOD | < LOD | 0.99 |
| Σ 10 PBDE | – | – | 18.36 | 18.47-36.07 | 2.95 | 9.10 | 15.04 | 36.25 | 104.70 |
PBDEs are expressed as pg/g wet weight of follicular fluid.
Abbreviations: freq., frequency; GM, geometric mean; LOD, limit of detection; Max, maximum; Min, minimum; PBDE, polybrominated diphenyl ether.
a GM was calculated based on inputing values below the LOD at LOD/sqrt (2).