宁波市中学生烟草使用情况调查

Investigation on tobacco use among middle school students in Ningbo City

目的了解宁波市中学生尝试吸烟和现在吸烟情况,分析影响因素,为制定和实施青少年控烟措施提供依据。方法收集宁波市2021年青少年烟草流行调查资料,包括基本信息、烟草使用、父母和好朋友吸烟、二手烟暴露和烟草广告暴露情况等,描述中学生尝试吸烟、现在吸烟、二手烟暴露和烟草广告暴露情况,采用多因素logistic回归模型分析中学生尝试吸烟和现在吸烟的影响因素。结果调查中学生1591人,回收有效问卷1574份,问卷有效率为98.93%。初中787人,普通高中(普高)535人,职业高中(职高)252人。尝试吸烟106人,尝试吸烟率为6.73%;现在吸烟28人,现在吸烟率为1.78%。多因素logistic回归分析结果显示:男生(OR=2.398,95%CI:1.466~3.922)、普高学生(OR=2.051,95%CI:1.212~3.470)、职高学生(OR=2.011,95%CI:1.108~3.650)、每周可支配零花钱>100元(OR=2.534,95%CI:1.301~4.935)和好朋友吸烟(OR=4.310,95%CI:2.755~6.757)是中学生尝试吸烟的危险因素;男生(OR=12.420,95%CI:1.645~93.753)、好朋友吸烟(OR=11.628,95%CI:4.348~31.250)和父母吸烟(OR=2.667,95%CI:1.029~6.897)是中学生现在吸烟的危险因素。有二手烟暴露1203人,暴露率为76.43%。有烟草广告暴露813人,暴露率为51.65%;其中电视/录像/视频/电影途径暴露最多,占42.06%。结论宁波市中学生尝试吸烟率和现在吸烟率均较低,但二手烟和烟草广告暴露率较高;需加强职高男生等重点人群的控烟干预。

Objective To investigate the prevalence of intention to smoke and current smoking and identify its influencing factors among middle school students in Ningbo City,so as to provide insights into the development and implementation of tobacco control among adolescents.Methods The epidemiological data of tobacco use among adolescents in Ningbo City in 2021 were collected,including demographics,tobacco use,parents’and close friends’smoking status,secondhand smoke exposure and tobacco advertisement exposure.The intention to smoke,current smoking,secondhand smoke exposure and tobacco advertisement exposure were descriptively analyzed among middle school students,and the factors affecting intention to smoke,current smoking were identified using a multivariable logistic regression analysis.Results Totally 1591 questionnaires were allocated to middle school students,and 1574 valid questionnaires were recovered,with an effective recovery rate of 98.93%.The respondents included 787 junior high school students,535 high school students and 252 vocational high school students,and the prevalence was intention to smoke and current smoking was 6.73% and 1.78% among the respondents,respectively.Multivariable logistic regression analysis identified boys(OR=2.398,95%CI:1.466-3.922),high school students(OR=2.051,95%CI:1.212-3.470),vocational high school students(OR=2.011,95%CI:1.108-3.650),more than 100 yuan disposable pocket money per week(OR=2.534,95%CI:1.301-4.935)and close friends’smoking(OR=4.310,95%CI:2.755-6.757)as risk factors of intention to smoke,and boys(OR=12.420,95%CI:1.645-93.753),close friends’smoking(OR=11.628,95%CI:4.348-31.250)and parents’smoking(OR=2.667,95%CI:1.029-6.897)as risk factors of current smoking among middle school students.The prevalence of secondhand smoke exposure and tobacco advertisement exposure was 76.43% and 51.65%,and television/video/cinema was the most likely route of tobacco advertisement exposure(42.06%).Conclusions The prevalence of intention to smoke and current smoking is low among middle school students in Ningbo City;however,the proportions of exposure to secondhand smoke and tobacco advertisement are relatively high.Tobacco control interventions are recommended to be intensified targeting high-risk populations,such as vocational high school students.