Analysis on caries status and influencing factors in permanent teeth of 12 year old children in rural han areas of Sichuan Province
Objective To investigate the status and influencing factors of caries in permanent teeth of 12-year-old children in rural areas of Sichuan Province,and to provide reference for the prevention and treatment of caries in children.Methods In 2022,9 cities in Sichuan Province were randomly selected by cluster random sampling method,and then 1 county in each city and 2 primary schools in each county were selected.Oral examination and questionnaire survey were conducted among 12-year-old children.Chi-square test and multiple Logistic regression were used to analyze the influencing factors of caries in permanent teeth in 12-year-old rural children.Results A total of 2 307 children in rural areas of Sichuan province were investigated.The prevalence of caries was 32.90％and caries were 0.73.The filling ratio was 2.89％.Multivariate logistic regression analysis showed gender(OR=1.517,95％CI:1.266-1.817),daily brushing(OR=0.663,95％CI:0.496-0.886),protein intake(OR=0.729,95％CI:0.606-0.878),snack(OR=1.383,95％CI:1.116-1.714),self-evaluation of oral health status(ORgeneral=1.261,95％CI:1.037-1.534,ORpoor=2.486,95％CI:1.762-3.508),deciduous tooth caries(OR=1.350,95％CI:1.047-1.740)and tooth development(OR=2.486,95％CI:1.762-3.508)were the main factors affecting caries of permanent tooth in children.Conclusions The prevalence of caries among children in rural areas of Sichuan province is at a"low"level,but the oral health behavior and knowledge level of children in this area need to be improved.
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