当前,错(牙合)畸形已视为口腔三大疾病之一,其防治工作在我国日益受到重视.笔者为了解其患病率,搞好儿童的口腔预防保健工作,于1997年10～12月对长春市第一汽车集团公司所属14所幼儿园随机抽样2429名儿童进行错(牙合)畸形调查,现将结果报告如下. At present, the malocclusion has been regarded as one of the three major oral diseases, and its prevention and control work has been paid more and more attention in our country.In order to understand the prevalence and improve the oral preventive health care in children, In a month, 2429 children of 14 kindergartens affiliated to the First Automobile Group Corporation of Changchun City were investigated for malocclusion. The results are reported as follows.