Geometric means (GMs) with geometric standard deviations (GSDs) in parentheses for total dermal exposure levels on hands and forearms and airborne exposure levels
| Department | N§ | M† | W‡ | Dermal (mg) | N | M | W | Airborne (mg/m3) | ||
|---|---|---|---|---|---|---|---|---|---|---|
| VITAE | Pads | DREAM | ||||||||
| *p<0.05, **p<0.01: GM larger than GM of department 3. | ||||||||||
| ¶p<0.10, ††p<0.05: GM larger than GM of department 4. | ||||||||||
| §Total number of samples. | ||||||||||
| †Number of groups of metal working machines. | ||||||||||
| ‡Number of workers. | ||||||||||
| 1 | 13 | 5 | 9 | 2451 (3.4)** | 5218 (2.1)* | 15901 (3.5)¶ | 10 | 4 | 7 | 0.58 (1.6) |
| 2 | 18 | 11 | 12 | 1690 (5.1)** | 3807 (2.5) | 24737 (3.0)†† | 18 | 11 | 12 | 0.70 (1.6) |
| 3 | 7 | 4 | 6 | 254 (6.2) | 2086 (2.4) | 14826 (3.1) | 7 | 4 | 6 | 0.66 (1.6) |
| 4 | 13 | 7 | 9 | N.A. | 3454 (2.8) | 7096 (3.6) | 11 | 7 | 8 | 0.55 (1.6) |
| Total | 51 | 27 | 36 | 1354 (5.5) | 3706 (2.5) | 14985 (3.5) | 46 | 26 | 33 | 0.63 (1.6) |