Investigation on smoking status of residents aged 15 years and over in Hangzhou / 预防医学

ABSTRACT

Objective@#To learn the current situation of smoking among permanent residents aged 15 years and over in Hangzhou,so as to provide evidence for further smoking control.@*Methods@#From March to June of 2017,multi-stage random sampling method was used to select residents aged 15 years and over in Hangzhou from district (county),town (street),village (residential committee) and then residential groups. The global Adult Tobacco Survey (part of China) questionnaire was used to investigate smoking,second-hand smoking and smoking cessation status of residents. Logistic regression model was used to analyze the influencing factors for smoking and quitting behaviors.@*Results@#A total of 1 440 questionnaires were sent out and 1 434 valid ones were recovered,with an response rate of 99.58%. There were 359 (25.03%) current smokers and 333 (23.22%) daily smokers. The median number was 15 cigarettes per day in daily smokers,and the median age of starting daily smoking was 21 years old. There were 670 (62.33%) people exposed to second-hand smoking. There were 137 (27.62%) people successfully quitting smoking. The results of multivariate logistic regression analysis showed that men (OR=73.459,95%CI38.970-138.458), 50 years old or above (OR1.646-2.632,95%CI1.020-4.710),primary school education (OR=3.267,95%CI 1.586-6.732),high school or vocational school education (OR=1.902,95%CI 1.109-3.261),awareness of second-hand smoking hazards (OR=2.485,95%CI1.735-3.559) were the influencing factors for current smoking;men (OR=64.454,95%CI29.031-138.691),50-59 years old (OR=0.281,95%CI0.095-0.827),primary school education (OR=0.211,95%CI0.053-0.841) were the influencing factors for quitting smoking.@*Conclusions@#The rates of current smoking and second-hand smoking of permanent residents aged 15 years and over in Hangzhou were 25.03% and 62.33%,respectively. Gender,age and education level were associated with current smoking and quitting smoking.