<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>Odontometric measurements of anterior tooth crown sizes in a Chinese sample of 85 Class I occlusions were similar to those published in the white population except for larger upper lateral incisors and smaller upper central incisors in Chinese. Sex differences in tooth sizes were seen only in the maxillary and mandibular canines while differences between antimeres were not significant. The Bolton ratios of our Chinese sample revealed a Bolton ratio of 77.89±1.62 for the combined mesio-distal widths of the six mandibular anterior teeth as compared to the combined mesio-distal widths of the six maxillary anterior teeth. Surprisingly, the Bolton ratio in our sample compared favourably with those originally published by Bolton although the interfacial angles, overbite and overjet relationships were statistically different.</p>
</abstract>

Odontometric measurements of anterior tooth crown sizes in a Chinese sample of 85 Class I occlusions were similar to those published in the white population except for larger upper lateral incisors and smaller upper central incisors in Chinese. Sex differences in tooth sizes were seen only in the maxillary and mandibular canines while differences between antimeres were not significant. The Bolton ratios of our Chinese sample revealed a Bolton ratio of 77.89±1.62 for the combined mesio-distal widths of the six mandibular anterior teeth as compared to the combined mesio-distal widths of the six maxillary anterior teeth. Surprisingly, the Bolton ratio in our sample compared favourably with those originally published by Bolton although the interfacial angles, overbite and overjet relationships were statistically different.

Anterior crown dimensions and relationship in an ethnic Chinese population with normal occlusions

Australasian Orthodontic Journal

This work is licensed under the Creative Commons Attribution 4.0 International License.

Odontometric measurements of anterior tooth crown sizes in a Chinese sample of 85 Class I occlusions were similar to those published in the white population...

Anterior crown dimensions and relationship in an ethnic Chinese population with normal occlusions

Published Online: Jan 17, 2024

Page range: 105 - 109

DOI: https://doi.org/10.2478/aoj-1991-0019

Keywords
odontometrics, mesio-distal crown dimensions, Bolton ratio, Chinese

© 1991 KK.K. Lew et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Anterior crown dimensions and relationship in an ethnic Chinese population with normal occlusions

Published Online: Jan 17, 2024

Page range: 105 - 109

DOI: https://doi.org/10.2478/aoj-1991-0019

Keywordsodontometrics, mesio-distal crown dimensions, Bolton ratio, Chinese

© 1991 KK.K. Lew et al., published by Sciendo

This work is licensed under the Creative Commons Attribution 4.0 International License.

Keywords
odontometrics, mesio-distal crown dimensions, Bolton ratio, Chinese