Table 2.
Third Trimester Geometric Mean and Selected Percentiles of Uncorrected and Dilution Corrected Urinary Bisphenol-A Concentrations Among Mexican Women
| BPA Metabolite |
N | Geometric Mean | Percentile | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 10th | 25th | 50th | 75th | 90th | 95th | Max | |||
| All Participants | |||||||||
| BPA (μg/L) uncorrected | 60 | 1.52 | 0.20 | 0.55 | 0.95 | 1.80 | 3.15 | 5.70 | 6.70 |
| BPA (μg/L) SG corrected | 60 | 1.45 | 0.31 | 0.70 | 1.03 | 1.56 | 3.98 | 4.36 | 6.89 |
| BPA (μg/g) Cr corrected | 60 | 1.95 | 0.41 | 0.93 | 1.38 | 2.01 | 5.20 | 6.46 | 7.47 |
| Women who Delivered (> 37 weeks) | |||||||||
| BPA (μg/L) uncorrected | 30 | 0.97 | 0.20 | 0.20 | 0.80 | 1.10 | 2.05 | 3.40 | 3.90 |
| BPA (μg/L) SG corrected | 30 | 1.20 | 0.31 | 0.58 | 1.01 | 1.40 | 2.45 | 4.20 | 4.20 |
| BPA (μg/g) Cr corrected | 30 | 1.70 | 0.31 | 0.69 | 1.31 | 1.79 | 4.00 | 6.09 | 6.18 |
| Women who Delivered (≤ 37 weeks) | |||||||||
| BPA (μg/L) uncorrected | 30 | 1.84 | 0.35 | 0.70 | 1.05 | 2.20 | 5.70 | 6.40 | 6.70 |
| BPA (μg/L) SG corrected | 30 | 1.71 | 0.44 | 0.81 | 1.05 | 1.65 | 4.28 | 4.57 | 6.89 |
| BPA (μg/g) Cr corrected | 30 | 2.20 | 0.72 | 1.02 | 1.44 | 2.10 | 6.07 | 7.03 | 7.47 |
| Subset of Women who Delivered Preterm (< 37 weeks) | |||||||||
| BPA (μg/L) uncorrected | 12 | 2.18 | 0.80 | 0.80 | 1.15 | 2.65 | 6.20 | 6.70 | 6.70 |
| BPA (μg/L) SG corrected | 12 | 1.94 | 0.93 | 1.04 | 1.41 | 2.63 | 3.91 | 4.57 | 4.57 |
| BPA (μg/g) Cr corrected | 12 | 2.54 | 1.08 | 1.44 | 1.69 | 3.00 | 5.40 | 7.47 | 7.47 |