Table 1 |
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|
Hand-arm vibration exposure in relation to retrospective Raynaud's phenomenon. Retrospective dose-response analysis Cox regression. Hand-arm vibration exposure dose was defined as the product of exposure hours and the hand-arm vibration exposure value, unit hours · m/s2 (h · m/s2). |
||||
| Variable |
Event |
Censored |
Ratio |
95% Hazard Ratio Confidence Limits |
|
|
||||
| Non-exposed = 0–1600 h · m/s2 |
3 |
45 |
1 |
NA |
| Q1 1601–7578 h · m/s2 |
19 |
18 |
2.83 |
0.71–11.3 |
| Q2 7579–16787 h · m/s2 |
19 |
20 |
10.2 |
2.96 – 35.0 |
| Q3 16788–39699 h · m/s2 |
16 |
21 |
11.4 |
3.38 – 38.7 |
| Q4 >39700 h · m/s2 |
6 |
31 |
12.1 |
3.57 – 40.9 |
|
|
||||
|
Hagberg et al. Journal of Occupational Medicine and Toxicology 2008 3:13 doi:10.1186/1745-6673-3-13 |
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