目的 了解武汉市洪山区学龄前儿童口腔常见疾病发病情况,为我区托幼机构口腔保健工作提供指导意义.方法在洪山区所有托幼机构中按幼儿园级别随机抽样9所幼儿园,对其中3~7岁共2 474名儿童进行口腔疾病调查.结果 学龄前儿童患龋率随年龄增长呈上升趋势,与幼儿园级别有一定关系,省示范、一级幼儿园儿童患龋率低于二级、无级别幼儿园(P < 0.012 5);各级幼儿园学龄前儿童舌系带过短与反颌发病率比较,除省示范幼儿园儿童反颌发病率高于无级别幼儿园以外(P < 0.012 5),其余级别幼儿园比较差异均无统计学意义(P > 0.012 5).结论洪山区在儿童口腔保健工作方面,应继续加强管理和宣传力度,指导保健医生、家长正确认识儿童口腔疾病的重要性,并积极配合治疗,从而有效降低儿童口腔疾病患病率,保障儿童身心健康,促进我区儿童保健工作更好发展.%Objective To know the incidence situation of preschoolers' oral common disease in Hongshan District of Wuhan City, in order to provide guidance significance to oral health work of childcare institutions. Methods According to nursery's rank, 9 nurseries were chosen randomly in all of nurseries in Hongshan District, and 2 474 children aged 3 to 7 were investigated to know their oral health situation. Results The ratio of preschoolers' decayed tooth was going up with age and had a certain relationship with nursery's rank. This ratio in demonstration and A level's kindergartens were lower than that in B level and no-rank's kindergartens (P ＜ 0.012 5). The ratio of ankyloglossia and anti-jaw were compared among all level kindergartens, besides the ratio of anti-jaw in demonstration kindergarten was higher than no-rank kindergarten (P ＜ 0.012 5), other indicators had no significant differences among different level kindergartens (P ＞ 0.012 5). Conclusion In the aspect of children's oral health care work in Hongshan District, management and propaganda should be strengthened, care physicians and parents should direct to know the importance of chil dren's oral diseases, and cooperate actively with treatment, in order to reduce the ratio of children's oral diseases effectively, ensure the children's physical and mental health, develop the children's health work in Hongshan District.
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