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目的了解广州市城区居民餐前、便后洗手行为和洗手方式。方法2009年5月14-19日,选取广州市内12家某大型餐饮连锁店分店,采用观察法,观察就餐人群洗手行为,对洗手行为进行综合评价。结果共观察就餐者625人,其中男性289人,女性336人,就餐前洗手率为55.4%,女性就餐前洗手率为59.2%(199/336),男性就餐前洗手率为50.9%(147/289),女性就餐前洗手率高于男性(P<0.05);如厕后洗手率为79.6%;洗手方式中只用水冲洗的占50.6%,49.4%使用洗手液洗手;男女平均洗手时间均为6.3 s;洗手行为综合评分中位数为3分(1～8分)。结论需要进一步加强对公众洗手的宣传教育,提高公众洗手的卫生意识,提倡科学正确的洗手方法。
Objective To understand the city residents in Guangzhou before and after washing their hands and wash their hands. Methods From May 14 to May 19, 2009, 12 large-scale food chain stores in Guangzhou were selected to observe the behavior of hand-washing by dining groups and comprehensive evaluation of hand-washing behavior. Results A total of 625 diners were observed, of whom 289 were males and 336 were females, 55.4% before meals, 59.2% (199/336) before meals and 50.9% before meals (147 / 289). The rate of hand washing before eating was higher than that of men (P <0.05). The rate of hand washing after going to the toilet was 79.6%. Only 50.6% of water washes in hand washing and 49.4% of hand washing was done using hand washing. 6.3 s; hand-washing behavior composite score of 3 points (1 to 8 points). Conclusion There is a need to further publicize and educate the public about handwashing, improve public awareness of hygiene in handwashing, and advocate scientific and proper handwashing practices.