【摘要】 目的 了解《上海市公共场所控制吸烟条例》（以下简称“条例”）修正案实施前后公共场所内的控烟效果，以及公众对无烟立法的认知和支持情况。方法 采用多阶段抽样调查方法，在浦东新区的公共场所和场所内人员中展开调查，2016、2019和2021年分别完成2 327份、2 384份和2 297份有效问卷。结果 《条例》修正案实施后，公共场所内控烟的宣传资料摆放率、举报电话和禁烟标识张贴率均有所升高（P<0.05），烟具的摆放、发现有烟蒂的比例和吸烟行为的发生率均有所改善（P<0.05）。调查人群对《条例》修正案的知晓率在实施后有所提升（P<0.05），戒烟人群中的知晓率较高。Logistic回归分析显示，年龄是《条例》修正案知晓率的影响因素。结论 《条例》修正案实施后，公共场所的无烟环境建设得到了改善，公众对控烟的态度更加积极，但部分场所仍存在吸烟行为，应进一步加强控烟宣传的力度，提升公众的控烟意识。更多还原

【Abstract】 Objective To understand the effectiveness of smoking control in public places before and after the implementation of the amendment to the Smoking Control Regulation(hereinafter referred to as Regulation), as well as the public’s awareness and support for smoke-free legislation. Methods A multi-stage sampling survey was used to conduct surveys among public places and personnel in Pudong New Area. In 2016, 2019, and 2021, there had 2 327 valid questionnaires, 2 384 questionnaires, and 2 297 valid questionnaires were completed, respectively. Results After the implementation of the amendment to the Regulation, the placement rate of promotional materials for smoking control in public places, the posting rate of reporting phone numbers and smoking ban signs increased(P<0.05), while the placement of smoking utensils, the proportion of cigarette butts found, and the incidence of smoking behavior improved(P<0.05). The awareness rate of the surveyed population about the amendments to the Regulation has improved after implementation(P<0.05), and the awareness rate among those who quit smoking is relatively high. Logistic regression analysis shows that age is an influencing factor in the awareness rate of the amendments to the Regulation. Conclusion After the implementation of the amendment to the, the construction of a smoke-free environment in public places has been improved, and the public’s attitude towards smoking control has become more positive. However, smoking behavior still exists in some places, and efforts to promote smoking control should be further strengthened to enhance public awareness of smoking control.更多还原