Spacing in the normal deciduous dentition among urban and rural children in Baghdad province

ABSTRACT

In order to provide information about the deciduous dentition this study was designed to observe the pattern of spacing in the normal deciduous dentition and its correlation with the type of occlusion among children 3-6 years of age which were examined from urban and rural areas of Baghdad province, and the result showed that the spaced type of dental arch in the total sample were more common than the closed type or " no space" type, this was more prominent in both upper and lower arches more than its occurrence in a single arch, and was mostly associated with Class I sagittal Canine relation, this pattern was affected urban children, while, the spaced and the closed type dentition distributed similarly among rural children and the Class I sagittal canine relation was observed to be associated commonly with the closed type, on the other hand, it was found that the presence of the anthropoid space in the deciduous dentition was more common than its absence, with its higher frequency in the upper arch, and was similarly affected children in both urban and rural areas