The study aims to examine correlations between nutrition status with different factors and dental caries of preschool children in rural areas of Vietnam. A big data based on a total of 690 children (356 boys and 334 girls), aged 2–5 years, living in Van Xuan commune, were thoroughly analyzed. Oral examinations were performed by dentists with the assistance of nursery teachers and the research team. Caries was diagnosed using criteria established by the International Caries Detection and Assessment System (ICDAS). The examined children and their parents responded to questions pertaining to dental hygiene practices. The nutrition status of preschool children was determined by the World Health Organization (WHO) standards in 2006. There are factors which have effects on the malnutrition status of children in the research. The prevalence of dental caries also contributed importantly to assess children’s development. In this study, the stunting groups have a higher ratio of caries compared to the others. Children’s morphology and nutritional status are associated with dental caries among the preschool children in Van Xuan commune, Vinh Tuong district, Vinh Phuc province.

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越南农村学龄前儿童营养、龋齿状况及相关因素研究

该研究旨在研究越南农村地区学龄前儿童的营养状况与不同因素的龋齿之间的相关性。对居住在文轩公社的 690 名 2-5 岁儿童（356 名男孩和 334 名女孩）的大数据进行了深入分析。口腔检查由牙医在托儿所教师和研究团队的协助下进行。使用国际龋齿检测和评估系统 (ICDAS) 建立的标准诊断龋齿。接受检查的儿童及其父母回答了有关牙齿卫生习惯的问题。学龄前儿童营养状况由世界卫生组织（WHO）标准于2006年确定。研究中存在影响儿童营养不良状况的因素。龋齿的流行对评估儿童的发育也有重要贡献。在这项研究中，发育迟缓组的龋齿比例高于其他组。儿童形态和营养状况与永福省永通区万春乡学龄前儿童龋齿有关。