The smoking actual situation of Japanese junior high students ~Influence to minors' smoking ~
METHODS: We carried out the questionnaire about smoking for 4876 Japanese junior high school students. The adjustment odds ratio was computed by multivariate logistic regression analysis.
RESULTS: Student's smoking rate was 3.3%. Male students' smoking rate was 4.5% and female student's smoking rate was 1.8%. Male students' smoking rate was significantly deferent compare to female student (odds ratio [OR], 2.56; 95% confidence interval [CI], 1.79-3.65). The smoking rate was also high as the grade went up such as first grade was 3.0%, second grade was 3.1% and third grade was 3.4%. Student's parents' smoking rate was 57.7%, and parents' smoking had influenced to student's smoking intentionally (OR, 1.88; 95% CI, 1.32-2.68). The junior high school students who are smoking had the interest to tobacco intentionally compared with the students who do not smoke (OR, 6.01; 95% CI, 4.06-8.89). The students who are smoking knew the student who is smoking similarly in there circumferences compare to nonsmoking students (OR, 2.02; 95% CI, 1.42-2.85). It is considered that smoking male students are dependent on relationships with their smoking friends. And female smoking students were not able to find out this phenomenon. In order for youth minors to stop smoking, it was thought that it was the first step toward prohibition of smoking to improve environment.
CONCLUSIONS: The interest to tobacco had influenced a junior high school student's smoking greatly. Moreover, male junior high school student's smoking ratio was significantly deferent compared to females, and smoking of parents and the surrounding friend has influenced greatly junior high school student's smoking.