ĐẶC ĐIỂM LÂM SÀNG VÀ MỘT SỐ YẾU TỐ LIÊN QUAN ĐẾN SÂU RĂNG Ở HỌC SINH TIỂU HỌC NGƯỜI MÔNG TẠI TRƯỜNG SAN SẢ HỒ XÃ TẢ VAN TỈNH LÀO CAI NĂM 2025

Abstract

Objective: To describe the clinical features of dental caries and identify some related factors among Mong ethnic primary school students in Ta Van commune, Lao Cai province in 2025. Subjects and Methods: Direct interviews and dental examinations for 300 pupils from grades 1 to grades 5. A cross-sectional descriptive study. Results: The overall rate of dental caries among pupils is 63,33%. The main clinical signs of dental caries are color changes in teeth is 54,67%, pain in decayed teeth is 48,33%, difficulty eating is 44,33%, presence of cavities on teeth at 39,67%, and tooth loss is 30,67%. The rate of baby tooth decay is 57,66%, and permanent tooth decay is 44,33%. The most affected group of teeth is the molars, which account for 51,66%, followed by the incisors at 46,66%. The decayed, missing, and filled index for baby teeth (smtr) is 4,4, while the index for permanent teeth (SMTr) is 1,7. Dental caries is statistically significantly associated with household income, history of malnutrition, Knowledge of oral hygiene, daily tooth brushing and pupils’ health beliefs. Conclusions: The rate of tooth decay among Mong primary school pupils is still high (63,33%). Tooth decay has affected the health and eating habits of pupils. The rate of tooth decay is related to Important factors such as knowledge, oral hygiene and health beliefs of the pupils.