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The relationship between tooth size discrepancy and archform classification in orthodontic patients
Gerard O'Mahony1, Declan T Millett2, Michael S Cronin3
1Specialist in Orthodontics, Orthodontic Unit, Oral Health and Development, University Dental School and Hospital, Wilton, Cork, Ireland.
Journal of Clinical and Experimental Dentistry
|July 9, 2015
Summary
Clinically significant tooth size discrepancies (TSD) and archform classification are not related in orthodontic patients. This study found no statistical link between TSD and archform type.
Area of Science:
- Orthodontics
- Dental Morphology
Background:
- Tooth Size Discrepancy (TSD) is a common concern in orthodontics.
- Archform classification is used to categorize the shape of dental arches.
Purpose of the Study:
- To investigate the relationship between clinically significant tooth size discrepancies (TSD) and dental archform classification.
- To determine if TSD influences or correlates with specific archform types in orthodontic patients.
Main Methods:
- Archform classification was performed with high reproducibility (Kappa = 0.83).
- The distribution of archform types was analyzed in relation to TSD.
- Statistical analysis was conducted to assess significance.
Main Results:
- Archform classification demonstrated very good reproducibility.
- No statistically significant difference was found in the distribution of archform types between analyzed groups.
- The presence of clinically significant TSD did not correlate with specific archform classifications.
Conclusions:
- Tooth Size Discrepancy (TSD) and archform classification are independent variables in orthodontic treatment planning.
- The findings suggest that TSD does not dictate or influence the natural archform of the teeth.
- Further research may explore other factors influencing TSD and archform.
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