Table 2.
Summary statistics for the serum concentrations of men’s reproductive hormones (n = 360) and urinary concentrations of BPA (n = 375).
| Variable | Geometric mean | Percentile |
||||
|---|---|---|---|---|---|---|
| 5th | 25th | 50th | 75th | 95th | ||
| FSH (IU/L) | 2.9 | 1.2 | 2.0 | 2.9 | 4.1 | 6.5 |
| LH (IU/L) | 3.3 | 1.7 | 2.6 | 3.3 | 4.4 | 6.2 |
| T (nmol/L) | 17.8 | 9.3 | 14.0 | 18.1 | 23.3 | 31.7 |
| Inhibin B (pg/mL) | 207 | 105 | 161 | 217 | 269 | 369 |
| E2 (pmol/L) | 79.5 | 41.0 | 66.0 | 83.0 | 103 | 132 |
| SHBG (nmol/L) | 27.3 | 12.0 | 20.3 | 28.0 | 37.0 | 58.0 |
| FAI | 65.1 | 36.1 | 50.7 | 66.1 | 81.8 | 118 |
| FT | 11.6 | 6.2 | 9.5 | 11.8 | 14.6 | 19.1 |
| FAI/LH | 19.7 | 8.2 | 14.1 | 19.2 | 28.8 | 47.0 |
| FT/LH | 3.5 | 1.6 | 2.5 | 3.7 | 4.9 | 7.1 |
| T/E2 ratio | 0.22 | 0.10 | 0.17 | 0.23 | 0.29 | 0.50 |
| T/LH ratio | 5.4 | 2.5 | 3.8 | 5.5 | 7.5 | 10.9 |
| BPA (μg/L)a | 1.5 | < LOD | 0.80 | 1.7 | 3.0 | 6.5 |
a
LOD for BPA was 0.4 μg/L; 89.7% of the urinary concentrations were > LOD.