海南省农村中学生龋病状况及其危险因素分析

Analysis of the Rlelationship Between Dental Carious Prevalence and Risk Factors Among Middle School Students in Hainan

目的寻找龋病主要危险因素.方法对652名13～19岁中学生龋病情况及其危险因素进行调查,并对口控卫生习惯、家庭成员惠龋情况、锻炼身体等31个变量进行单因素分析、多因素分析.结果总龋惠率为66.26%,患者龋均为2.31颗.龋患率与早晚是否刷牙、睡前是否吃零食、是否经常锻炼身体、家庭成员是否患龋齿有密切关系,logistic回归和多元逐步回归也得出类似结果.结论家庭成员患龋齿和睡前吃零食习惯是龋病的危险因子,早晚刷牙是保护因子,OR值分别为1.96、1.71、0.64.

Objective To search the main risk factors of dental carious. Methods An epidemiolgical survey was conducted on dental caries and its risk factors among 625 students aged 13-19 years in the middle school. Items in he questionaire includes toothbrushing behavior, eating habit, exercises, etc. univariate analysis, nonconditional logsitic regression model and stepwise regression are used in data analysis. Results The carious prevalence rate was 66. 26% with 2.31 dental caries/dental caries student; The carious prevalence was closely related with such the way and frequency of toothbrushing , eating snacks before sleeping, exercise and family members with caries. Conclusion 2 risk factors are idetified to be associated with caries by non-conditional logistic regression. family members with caries(OR = 1 .96), eating snacks before sleeping(OR = 1 .71) and toothbrushing in the morning and night(OR = 0.64, protective factor).