The Japanese Journal of Pediatric Dentistry
Online ISSN : 2186-5078
Print ISSN : 0583-1199
ISSN-L : 0583-1199
The Size of Teeth and Dental Arches in Chinese Children
Hiroko OtaniKazuaki NonakaIke Siti IndiartiMinoru NakataHiroshi OnoMasaaki IshikawaKikuo KamiyamaShizuo SobueNobuo NagasakaTadashi OguraHui DengSizhen ShiDa-Wei LiuStephen H. WeiToru SaitoTsutomu TakeiHideaki AmanoHiroshi NobukeKouichi ShionoHisaki ShimizuHuan WangYe ZhangJian-Hui DongDe-Yu HuJoseph C. Y. ChanLily S. M. Tong
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JOURNAL FREE ACCESS

1993 Volume 31 Issue 3 Pages 510-526

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Abstract

The purpose of the present study was to establish the mean values and the standard deviations of the sizes of teeth crowns and dental arches for the Han children in the People's Republic of China and Hong Kong based on the dental casts from the Joint Survey (1990) between Japan and China concerning dental diseases of Chinese children in Beijing, Leshan and Hong Kong (1990), and then to compare the differences among them. The following results were obtained.
1. There were no right-left differences in the mesio-distal and the bucco-lingual diameters of the deciduous and permanent teeth, but values of the boys tended to be greater than those of the girls.
2. Penrose Size Distance by using the crown sizes of the permanent teeth showed that the regions of Beijing, Leshan and Hong Kong could form the same subcluster with the region of the Atayal Tribe of Taiwan aborigines and the Japanese.
3. The various dimensions in the dental arch width and length tended to increase with aging.

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© The Japanese Society of Pediatric Dentistry
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