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Toenail Mn and Hg measurement distribution in the welders (Mn measurements) and nail salon workers (Hg measurements) in our study.
| N | Group | Average | Standard Deviation | ||
|---|---|---|---|---|---|
| Mn | |||||
| ICP-MS (μg/g) | 16 | Welders | 1.1 | 1.00 | |
| XRF (μg/g) | 16 | Welders | 1.8 | 7.0 | |
| XRF Uncertainty (μg/g) | 16 | Welders | 2.7 | 2.8 | |
| Hg | |||||
| ICP-MS (μg/g) | 10 | Nail Salon | 0.92 | 0.4 | |
| XRF(μg/g) | 10 | Nail Salon | 1.7 | 0.25 | |
| XRF Uncertainty (μg/g) | 10 | Nail Salon | 0.44 | 0.39 |
