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目的 :分析蚌埠市区儿童乳牙牙合与错牙合畸形的关系。方法 :随机抽样调查市区内 5所幼儿园共 10 2 8名儿童 ,观察乳牙牙合前牙间隙及乳磨牙终末平面情况。结果 :男性儿童乳牙牙合前牙间隙出现率为 82 .5 % ,女性儿童为 85 .5 % ;差异无显著性(P >0 .0 5 )。乳磨牙终末平面垂直型为 72 .8% ,近中型为 13.7% ,远中型为 13 .5 %。结论 :错牙合畸形发病率增高可能与乳牙牙合关系不良有关。应加强对乳牙牙合期的牙齿保健教育
Objective: To analyze the relationship between deciduous occlusion and malocclusion of children deciduous teeth in Bengbu city. Methods: A total of 1028 children from 5 kindergartens in the urban area were randomly sampled to observe the anterior teeth deciduous teeth deciduous teeth and deciduous teeth final plane. Results: The prevalence of anterior teeth gap between male and female children was 82.5% and that of female children was 85.5%. There was no significant difference (P> 0.05). The final type of deciduous molars was 72.8% in vertical plane, 13.7% in mesial and 13.5% in distal mesiodistar. Conclusion: The increased incidence of malocclusion may be related to the poor occlusion of deciduous teeth. Dental dental education should be strengthened in the period of deciduous teeth