上海市餐厅顾客被动吸烟状况及对设立无烟餐厅态度

目的 了解上海市餐厅顾客在餐厅的环境烟雾暴露情况,评价公众对于无烟餐厅的支持程度,预测实施无烟餐厅政策对于公众就餐行为产生的影响。方法 采取分层随机抽样方法 ,于2007年5月在上海市城区选取3个餐饮业较为集中的区域,每个区域随机抽取10～12家餐厅进行调查。最终参加问卷调查的共计27个餐厅284名顾客。结果 55.8%的吸烟顾客中经常会在餐厅吸烟,84.4%的非吸烟顾客报告在餐厅中有被动吸烟经历。73.9%的顾客赞同无烟餐厅政策;49.6%的顾客认为实施无烟餐厅政策能够提高他们的就餐意愿。多因素分析结果 表明,年长、不吸烟、大专及以上文化程度者更支持无烟餐厅,OR（95%CI）分别为1.03（1.01～1.06）,6.40（3.06～13.38）和2.71（1.44～5.11）。结论 上海市餐厅顾客的被动吸烟情况比较严重,顾客普遍支持无烟餐厅制度,认为能够增加总体的就餐意愿。

Secondhand Smoke Exposure among Customers in Restaurants in Shanghai

Objective To estimate the status of secondhand smoke （SHS） among restaurant customers in Shanghai and evaluate their support to smoke-free restaurants. Methods A random sample of 284 customers from 27 restaurants participated in the face to face interview. Results There were 55.8% smoking customers often smoke in the restaurants and 84.4% nonsmoking customers had suffered from secondhand smoke in restaurants. Among the customers, 73.9% supported the smoke-free law in restaurants and 49.6% of them expressed that they would more likely to go and eat in the restaurant after the smoke-free law implemented. Elder age, nonsmoking as well as college and above education background were the supporting factors for the smoke-free restaurants and the odds ratios were 1.03 （95%CI： 1.01-1.06）, 6.40 （3.06-13.88） and 2.71 （1.44-5.11）, respectively. Conclusion Customers have seriously suffered from SHS and most of them support the smoke-free policy. In general, the smoke-free restaurant policy will increase the intention of eating in the restaurants among customers.