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Objective: Because dental hygienists should go to nonsmoking education programs directly or indirectly which improve people's oral health, the essay examined the past and the present states of students of department of dental hygiene, future dental hygienists, in terms of smoking, and examined their knowledge in smoking affecting on body and oral so that dental hygienists could develop effective nonsmoking programs and utilize them using this essay as a basic document.
Method: The subjects were 432 students of department of dental hygiene who belonged to 5 universities in Seoul, Gyeongy province, Chungbuk province, and Chungnam province. The questionnaires were carried out from September 22, 2008 to October 2, 2008. Self-administered questionnaire method based on biased sampling was adopted. Among 432 papers, only 400 questionnaires which were filled in trustfully were lastly analyzed because 32 questionnaires were unreliable.
Collected data was analysed based on SPSS(Statistical Package for Social Science)12.0 Program.
Analysis methods were followed. First, frequency and percentage were used in order to know the subjects' normal characters.
Second, Chi-square test was taken in order to know how smoking impacts on body related to knowledge of oral disease. The level of statistical significance for testing was 0.05, 0.01, 0.001.
Result: According to the result, to the question that what diseases does smoking cause, 95.5% of respondents answered lung cancer, followed by 91% periodontal disease, 90.8% respiratory diseases, and 86.3% life shortening.
To the question that what diseases in oral does smoking cause, 97% of respondents answered that the teeth would be discolored and they would look aesthetically bad, 96.8% of respondents answered that oral cancer would happen more, 94.5% of respondents answered that smokers' mouths would smell terrible, 92.8% answered that smoking would cause gum disease, and 91.3% answered that smoking would interrupt alveolar bone fusion for implant patients.
Vol. 12, No. 3, 2010 ∙.197 To the question that what symptoms and diseases would be caused by smoking, 88.3% of general school students and 78.8% of vocational school students answered life shortening . The difference was statistically meaningful(p<0.05).
To the question of oral disease, the upper grade students had more knowledge in foul breath than the lower grade students. The difference was statistically meaningful(p<0.05).
In an article that smoking would interrupt alveolar bone fusion for implant patients, the second and the third grade students would have more knowledge about the article than the first grade.
The difference was statistically meaningful(p<0.001).
Conclusion: The knowledge of Students of department of dental hygiene in smoking were meaningfully different according to their alma mater to a question such as diseases caused by smoking, and when it came to the question the awareness of oral health, the gap between each grade student occurred. The difference was statistically meaningful.