关键词: 儿童, 牙科畏惧症, 龋病, 非创伤性修复, 化学-机械去龋

Abstract: Objective To compare the influence of three different caries treatments,including traditional application of rotary instruments,atraumatic restorative treatment(ART) and chemomechanical method,on children′s dental fear and anxiety.Methods Ninety pediatric patients aged 512 years who suffered from dental caries were randomly divided into different treatment groups：conventional bur caries group,ART group and chemomechanical caries removal group.Dental fear during the treatments was assessed using Facial Image Scale (FIS).Chi square test was performed with SPSS19.0 statistical software.Results he degrees of fear among three groups were significantly different.The group using traditional method had higher rate of fear than other two groups.Conclusions The Atraumatic restorative treatment and the chemomechanical technique are more effective in easing children′s dental fear and anxiety and achieving better physical and psychological health of children.

Key words: child, dental fear and anxiety, caries, atraumatic restorative treatment, chemomechanical technique