Objective To investigate the rate of smoking and the related factors among residents aged 15-69 in Shanghai.
Methods The data of 2007 Shanghai non-communicable diseases and behavioral risk factors surveillances survey were used for analysis. All together 17 174 subjects(male 8 072, female 9 102)aged 15-69 were involved. The descriptive analysis indices of smoking pattern included general smoking rate, current smoking rate, regular smoking rate, heavy smoking rate, and average number of cigarettes smoked per day. Non-conditional Logistic regression was used for analysis on related factors with smoking behavior.
Results Rates of general smoking, current smoking, regular smoking and heavy smoking among male residents aged 15-69 were 61.8%, 54.8%, 48.5% and 28.3% respectively, those among females were 1.2%, 1.0%, 0.7% and 0.2%. There was significant difference between sex distribution. The average age of starting to smoke in male smokers was 21.2, whereas in females was 31.6. It showed that 93.3% of the male smokers started smoking at 15 to 29 years old, while the age distribution of onset of smoking among females was more scattered. The average cigarettes consumption per person was 16.4 cigarettes/d. The percentages of believing that smoking would result in lung cancer, cardiovascular disease, stroke, abortion, low birth weight infant, and cataract among current smoker were 83.8%, 51.5%, 47.3%, 22.5%, 21.7% and 14.1% respectively.The percentages of believing that passive smoking would result in lung cancer and cardiovascular disease among current smokers were 79.2% and 54.9%. These percentages were significantly different between smokers and non-smokers. Gender, age, occupation, education, marriage status, as well as knowledge and attitude on the harm of smoking to health were factors related to smoking.
Conclusion Smoking is quite common in the residents aged 15-69 in Shanghai, especially in the males. The tobacco control should be reinforced.
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