白天嗜睡對於學習的效率或者是工作達成率都有不良的影響。一般主管無法於工作時 間時時緊盯員工的精神狀態，所以很難了解勞工是否有發生精神不佳特別是白天嗜睡的清 況發生。評估白天嗜睡的方式，在學術界有數種scale，但是以Epworth Sleepiness Scale最為 國際學術研究所採用。本研究目的在於評估台灣某工廠員工之白天嗜睡程度，及相關影響 因子。本研究對象為67位工廠勞工，以問卷方式測量他們的Epworth Sleepiness Scale，及統 計相關影響變項含年齡、抽菸、身體質量指數、輪夜班等。統計分析後發現影響白天嗜睡 之變項為抽菸與身體質量指數兩項，本文並分別就相關與無相關之變項做分析討論。

Daytime sleepiness for learning or working efficiency have adverse effects. Chief or director cannot always keep a close eye on the staff's mental state in the working hours, so it is difficult to understand whether spirit of the poor workers’ mental awareness occurred especially in daytime sleepiness conditions occur. Methods used to assess daytime sleepiness had several scale in academic field, but Epworth Sleepiness Scale was used most frequently in research field. Our study aimed to evaluate daytime sleepiness for employees of a factory in Taiwan, and its associated factors. The subjects of this study included 67 factory workers, and in-depth interview with questionnaire were conducted to measure their Epworth Sleepiness Scale, and study the impact of statistical correlation of age, smoking, body mass index, and night shift. Statistical analysis found factors that related with increased daytime sleepiness were smoking and body mass index. These related and unrelated variables were also discussed respectively in this study.