Analysis of associated factors of attempting e-cigarettes use among senior high school students in Beijing City between 2019 and 2023
Objective To analyze prevalence and associated factors of attempting e-cigarettes use among senior high school students in Beijing City between 2019 and 2023,in order to providing references for the construction of smoke-free senior high schools environments.Methods In 2019,9 137 students from 44 senior high schools in Beijing City were monitored,including 27 general senior high schools and 17 vocational senior high schools.In 2023,the study included 6 709 students from 30 senior high schools comprising 21 general senior high schools and 9 vocational senior high schools.On-site investigations using anonymous ques-tionnaires were conducted.The monitoring content included demographic information,second-hand smoke exposure,tobacco prod-uct use and tobacco awareness.Chi-square test was used to compare the differences of various indicators in different groups,and multivariate Logistic regression analysis was adopted to analysis the influencing factors among senior high school students attempting to use e-cigarettes between 2019 and 2023.Results In 2019,the rates of vocational senior high school and general senior high school students attempting to use e-cigarettes were 22.57％and 9.78％,respectively.In 2023,it decreased to 14.39％and 6.43％,respectively.In 2019(OR=1.59,95％CI=1.35-1.88)and 2023(OR=1.71,95％CI=1.38-2.11),vocational senior high school students both hold higher risk of attempting to use e-cigarettes,compared with general senior high school students.In 2019,non-in-digenous senior high school students attempting to use e-cigarettes were more than indigenous senior high school students(OR=1.28,95％CI=1.05-1.56).In 2019(OR=1.62,95％CI=1.34-1.95)and 2023(OR=1.77,95％CI=1.35-2.31),smoking any-where in households increased the risk of attempting to use e-cigarettes among senior high school students.In both 2019 and 2023,not attempting to smoke cigarettes(OR=0.24,95％CI=0.21-0.29;OR=0.15,95％CI=0.11-0.19),not currently smoking ciga-rettes(OR=0.29,95％CI=0.22-0.40;OR=0.30,95％CI=0.17-0.53),not being exposed to secondhand smoke in school(OR=0.62,95％CI=0.53-0.72;OR=0.51,95％CI=0.41-0.64)or in outdoor public places(OR=0.74,95％CI=0.63-0.86;OR=0.62,95％CI=0.50-0.78)all reduced the risk of attempting to use e-cigarettes among senior hgih school students(P＜0.05).Con-clusion The influencing factors of attempts by senior high school students in Beijing City to use e-cigarettes are generally consist-ent between 2023 and 2019,with a focus on vocational senior high schools to ensure the continuity of intervention measures and pro-mote the construction of smoke-free senior high schools.
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