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학술저널

Holdaway Ratio에 관한 두부방사선 계측학적 연구

A roentgenographic cephalometric study of the Holdaway ratio

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The authors have measured and obtained the Holdaway Ratio of 104 adults with normal occlusion and 75 adults with malocclusion roentgenocephalometrically. The results were as follows. 1. The Holdaway ratio was 4.41:1 in male and 11.66:1 in female. 2. In female, labial inclination of the lower central incisor was severe and convexity of the pogonion was less than male.

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