西藏那曲地区藏族学生恒牙列初期错牙合畸形调查  

Malocclusion of Tibetan Students with Early Permanent Dentition in Naqu, Tibet

作　　者：黄克强[1] 李曦光[1] 席焕久[2] 王稚英[1] 李春山[1] 王鲲[2] 任甫[2] 

机构地区：[1]锦州医学院附属第二医院,辽宁121000 [2]锦州医学院

出　　处：《中国学校卫生》2006年第5期418-419,共2页Chinese Journal of School Health

基　　金：国家自然科学基金(批准号:30270696);辽宁省教育厅科学研究计划(计划号:2004F066)资助

摘　　要：目的了解藏族学生错牙合畸形患病的基本资料,为当地防治该病提供依据。方法采用单纯随机抽样的方法,抽取471名恒牙列初期藏族学生,对其进行牙合关系调查,按Angle错牙合分类法分类,数据处理用SPSS 11.5软件包。结果当地恒牙列初期藏族学生错牙合畸形患病率为67.1%,男生患病率为65.4%,女生患病率为68.5%,差异无统计学意义(χ2=0.498,P>0.05);错牙合畸形构成比以AngleⅢ类为最多(χ2=10.622,P<0.01),占39.2%。结论当地藏族学生恒牙列初期错牙合畸形患病率较高,错牙合畸形AngleⅢ类最多。Objective To know the prevalence of malocclusjon disease anlong Tibetan students, and to provide evidence for the preventions, Methods 471 Tibetan students with early permanent dentition were investigated randomly, and maxillomandibular relations were analyzed. The malocclusion was classified according to Angle＇s classification. The data were analyzed by SPSS11.5. Results The incidence rate of malocclusion among local Tibetan students with early permanent dentition was 67.1%, 65.4% for nrale and 68.5% for female. There was no statistical significance between genders（x^2 = 0.498, P 〉 0.05）. Angle Ⅲ had the most prevalence rate（39.2% ） among the cases （ X^2 =10.622, P 〈 0.01 ）. Conclusion There is high prevalence of malocclusion in local Tibetan students with early permanent dentition. AngleⅢ type is the most among the local cases of malocclusion.

关 键 词：牙疾病 患病率 少数民族 学生 那曲地区 错[牙合]畸形 

分 类 号：R179[医药卫生—妇幼卫生保健] R783.5[医药卫生—公共卫生与预防医学]