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目的观察口腔卫生宣教对预防固定正畸青少年发生牙龈炎的效果。方法选择2009年1月—2011年1月进行固定正畸的青少年60名,随机分为对照组和实验组各30名,对照组正畸前进行常规的卫生指导,复诊时不再进行口腔卫生行为干涉。实验组佩戴固定矫治器后即进行口腔卫生宣教,指导刷牙,保证每天刷牙3次,每次刷牙时间>3 min。观察矫治3个月后两组牙龈炎发生情况。结果对照组发生牙龈炎22例,占73.3%;实验组发生牙龈炎12例,占40.0%。两组比较差异有统计学意义(P<0.05)。结论口腔卫生宣教对降低固定正畸青少年牙龈炎发生率效果明显,值得推广。
Objective To observe the effect of oral health education on preventing gingivitis in adolescent with orthodontics. Methods Sixty adolescents with orthodontics were selected from January 2009 to January 2011. They were randomly divided into control group and experimental group with 30 in each. The control group received routine health guidance before orthodontics, and no oral hygiene Behavior interference. Experimental group wearing orthodontics after orthodontic mission to teach, brush your teeth, brush your teeth 3 times a day, each brushing time> 3 min. Observation of orthodontic treatment three months after the occurrence of gingivitis in both groups. Results In the control group, 22 cases of gingivitis occurred, accounting for 73.3%. In the experimental group, 12 cases of gingivitis occurred, accounting for 40.0%. The difference between the two groups was statistically significant (P <0.05). Conclusion Oral health education to reduce the incidence of orthodontic adolescent gingivitis effect is obvious, it is worth promoting.