Change in VWF symptoms from the first to the last examination in the vibration exposed workers
No vasospastic symptoms/signs | Change in vascular disorders | |||
---|---|---|---|---|
Improved | Stationary | Deteriorated | ||
Values are given as numbers. | ||||
McNemar test: *p < 0.05. | ||||
VWF symptoms | 30 | 3 | 26 | 14* |
Stage of VWF symptoms | 30 | 7 | 20 | 16* |
Number of phalanges with VWF symptoms | 30 | 6 | 16 | 21* |
Abnormal cold response (FSBP%10° <60%) | 45 | 6 | 14 | 8 |