【摘要】 目的 通过对幼儿龋病各种可能致因素多元逐步回归分析,探讨可能致龋的主要因素和回归分析多线性分析在龋病中的应用。方法 对幼儿龋病的有关因素如父母文化程度、喂养方式、饮食情况、刷牙情况和患龋情况填表调查、计算机SAS软件多元回归和共线性诊断分析。结果 显示5种变量在回归分析中均有较显著的意义。多元回归分析能够减少其它方法分析的误差。结论 幼儿患龋受多因素影响,其预防也应是综合性的。更多还原

【Abstract】 Objective To evaluate the relationship of the pathogenic causes of infantile dentalcaries.Methods To investigate the education of parents,feeding mode,diet and incidence of dentalcaries in 100infants.The resultswere analysed with multiple collinearity dignosis of regression analysis.Results There was a significant difference between 5 factors.Conclusions The dental caries ininfants can be caused by multiple reasons.Its prevention is also comprehensive.The applying of multiplecollineartiy diagnosis in regression analysis is helpful to reduce the errors of study.更多还原