Korean J Orthod.  1987 Sep;17(2):199-213.

A cephalometric analysis of Korean adult normal occlusion

  • 1Department of Orthodontics Kyung Hee University, College of Dentistry, Korea.


Upon analyzing the literature, It becomes apparent that norms for orthodontic diagnosis were from normal occlusion with pleasing face, and that the form and size of craniofacial skeleton were different between racial or ethnic groups. Therefore, this study was intended to establish Korean adult norms be useful for diagnosing the cases and to compare those to other ethnic or racial groups. Lateral cephalometric radiographs were taken of ninety-one Korean adults with normal occlusion showing pleasing face consisted in forty-three males and forty-eight females. The subjects ranged in age from seventeen to twenty-six years. The tracings involved measurements that were analyzed with a digitizer. The findings of this study can be summarized as follows, 1. Norms of Korean adult males, females, and combined sexes were established. 2. It was found that in the form and shape of craniofacial skeleton, there were no significant differences between males and females, but in the size males were larger than females 3. There were a great variation between ethnic or racial groups in the measurements of craniofacial skeleton 4. The size of Korean cranial base was smaller than the American Caucasian. 5. The maxilla and mandible of Korean were less protruded than those of the other ethnic groups 6. The dental pattern of Korean were more proclined than that of the American Caucasian and less protruded than that of the American Negro and the North Indian

MeSH Terms

African Continental Ancestry Group
Ethnic Groups
Skull Base
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