Table 1.
Concentrations of urinary biomarkers (ng mL−1), selected VOC (μg m−3), parent PAH (ng m−3) and non-parent PAH (ng m−3) personal exposure concentrations by key determinant.
| % Cases<LOD | All subjects (ETS+No ETS)
|
No ETS subjects
|
ETS subjects
|
|||||||
|---|---|---|---|---|---|---|---|---|---|---|
| No cases | GM | GSD | No cases | GM | GSD | No cases | GM | GSD | ||
| Urinary biomarker concentrations | ||||||||||
| Cot | 0 | 86 | 0.88 | 5.28 | 55 | 0.33 | 2.7 | 37 | 3.72a | 4.01 |
| T3HCot | 0 | 86 | 3.13 | 4.6 | 55 | 1.41 | 3.12 | 37 | 10.2a | 3.47 |
| 2-Nap | 0 | 86 | 2.92 | 2.52 | 55 | 3.13 | 2.64 | 37 | 2.64 | 2.34 |
| 1-HFl | 86 | 11 | 0.17 | 2.08 | 6 | 0.19 | 2.63 | 5 | 0.15 | 1.46 |
| 2-HFl | 0 | 86 | 0.28 | 2.07 | 55 | 0.30 | 2.17 | 37 | 0.25 | 1.90 |
| 3-HFl | 56 | 38 | 0.18 | 1.77 | 24 | 0.16 | 1.92 | 14 | 0.21 | 1.42 |
| 1-HPhe | 1 | 85 | 0.22 | 2.21 | 54 | 0.22 | 2.08 | 37 | 0.22 | 2.43 |
| 2-HPhe | 0 | 85 | 0.14 | 1.66 | 55 | 0.14 | 1.63 | 37 | 0.14b | 1.72 |
| 3+4HPhe | 1 | 85 | 0.22 | 2.16 | 54 | 0.22 | 1.98 | 37 | 0.21b | 2.43 |
| 1-HPyr | 1 | 85 | 0.14 | 1.66 | 54 | 0.14 | 1.62 | 37 | 0.13b | 1.72 |
| Selected VOC personal exposure concentrations | ||||||||||
| 3-EP | 2 | 84 | 0.16 | 5.5 | 57 | 0.05 | 2.15 | 27 | 0.78a | 3.95 |
| Naph | 2 | 84 | 0.64 | 2.63 | 57 | 0.57 | 2.29 | 27 | 0.76 | 3.08 |
| But | 1 | 85 | 0.22 | 4.28 | 57 | 0.16 | 4.41 | 28 | 0.35a | 3.63 |
| Parent PAH personal exposure concentrations | ||||||||||
| Fl | 91 | 6 | 0.23 | 6.21 | 3 | 0.22 | 6.7 | 3 | 0.25 | 8.77 |
| Phe | 31 | 47 | 0.2 | 3.18 | 35 | 0.21 | 3.06 | 12 | 0.18 | 3.72 |
| Pyr | 21 | 54 | 0.22 | 2.87 | 38 | 0.25 | 2.57 | 16 | 0.17 | 3.67 |
| Non-parent PAH personal exposure concentrations | ||||||||||
| Ac | 46 | 37 | 0.2 | 4.19 | 25 | 0.18 | 4.27 | 12 | 0.23 | 4.22 |
| Ace | 47 | 36 | 0.24 | 3.43 | 28 | 0.25 | 3.17 | 8 | 0.2 | 4.72 |
| Ant | 34 | 45 | 0.04 | 3.28 | 34 | 0.05 | 3.28 | 11 | 0.04 | 3.36 |
| Fluo | 22 | 53 | 0.37 | 2.8 | 39 | 0.37 | 2.74 | 14 | 0.35 | 3.1 |
| BaA | 6 | 64 | 0.06 | 3.27 | 43 | 0.05 | 3.03 | 21 | 0.09a | 3.69 |
| Chry | 1 | 67 | 0.22 | 2.72 | 43 | 0.18 | 2.34 | 24 | 0.38a | 3.23 |
| BbF | 3 | 66 | 0.16 | 2.94 | 43 | 0.14 | 2.69 | 23 | 0.22a | 3.41 |
| BkF | 0 | 68 | 0.15 | 2.5 | 43 | 0.13 | 2.41 | 25 | 0.21a | 2.56 |
| BaP | 4 | 65 | 0.09 | 3.03 | 43 | 0.08 | 2.89 | 22 | 0.13b | 3.25 |
| Ind | 0 | 68 | 0.1 | 2.84 | 43 | 0.09 | 2.84 | 25 | 0.11 | 2.88 |
| BghiP | 21 | 54 | 0.03 | 2.54 | 38 | 0.02 | 2.43 | 16 | 0.04b | 2.6 |
| DahA | 0 | 68 | 0.14 | 2.9 | 43 | 0.13 | 2.84 | 25 | 0.17a | 3.08 |
| Cor | 12 | 60 | 0.09 | 2.57 | 42 | 0.09 | 2.8 | 18 | 0.12 | 1.93 |
| Σ Low MW [Naph-An] | 0 | 68 | 0.69 | 3.07 | 43 | 0.60 | 3.06 | 25 | 1.12a | 2.8 |
| Σ Medium MW [Fluo-Chry] | 0 | 68 | 0.65 | 3.76 | 43 | 0.61 | 3.62 | 25 | 0.75b | 4.25 |
| Σ High MW [B(b)F-Cor] | 0 | 68 | 0.71 | 2.94 | 43 | 0.62 | 2.9 | 25 | 0.98b | 2.91 |
| Σ 16 [Naph-B(ghi)P] | 0 | 69 | 2 | 2.92 | 43 | 1.82 | 2.79 | 26 | 2.54b | 3.24 |
The concentrations in ETS subset are significantly different than the non-ETS subset at the 0.05 level.
The concentrations in the high-ETS subset (3-EP>1.4 μg m−3) only are significantly higher than the non- and low-ETS subset at the 0.05 level.