Patterns of error and omission in reporting exposure to sources of vibration during a 1 hour period of observation
| Observed exposure | Subjects (n) | Complete agreement with observation | Sources reported but not observed | Sources observed but not reported | Sources reported but not observed and not all observed sources reported | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| n | % | n | % | n | % | n | % | ||||||||||
| Hand transmitted vibration: | |||||||||||||||||
| Exposed | 113 | 66 | 58 | 12 | 11 | 14 | 12 | 21 | 19 | ||||||||
| Not exposed | 66 | 65 | 98 | 1 | 2 | 0 | 0 | 0 | 0 | ||||||||
| Overall | 179 | 131 | 73 | 13 | 7 | 14 | 8 | 21 | 12 | ||||||||
| Whole body vibration: | |||||||||||||||||
| Exposed | 65 | 61 | 94 | 0 | 0 | 3 | 5 | 1 | 2 | ||||||||
| Not exposed | 114 | 104 | 91 | 10 | 9 | 0 | 0 | 0 | 0 | ||||||||
| Overall | 179 | 165 | 92 | 10 | 6 | 3 | 2 | 1 | 1 | ||||||||