Table 3.
Description of workers with HAVS in 1994 (n = 27) according to changes in the PPG score from 1994 to 2017
| PPG score: change during follow-up | ||
|---|---|---|
| Predictors at participation in 2017 | Stable or improved (n = 8) | Deteriorated (n = 19) |
| Mean (SD) | Mean (SD) | |
| Age (years) | 54.2 (10.1) | 62.7 (9.7) |
| Hours with HAV, 1994–2017 | 3573 (4768) | 3886 (4853) |
| Years since vibration stopped | 7.6 (8.4) | 4.9 (6.3) |
| Cardiovascular disease, n (%) | 3 (38) | 8 (58) |
| Pack-years of smoking, 1994–2017 | 0.1 (0.3) | 5.9 (7.0) |
| Smokers during follow-up, n (%) | 1 (13) | 11 (58) |
| Serum cotinine (µg/L) | 0.3 (0.0) | 147 (261) |
| Alcohol consumption (L/year) | 4.6 (5.0) | 3.3 (4.0) |
| Serum CDT (%) | 0.6 (0.2) | 1.0 (0.8) |