In the vibration expoure group , 44 workers (16.4%) had vibration Syndrome (VS). In this VS group , two workers also suffered vibration-induced white finger (VWF) .

• 269位暴露组劳工依振动症候群分级诊视，有显著症状者有44位(16.；4%25)，其中2位劳工指尖偶而泛白。