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A longitudinal study of the probability of developing malocclusion in children using a Bayesian analysis
Patrícia Rafaela Dos Santos1, Guilherme Bovi Ambrosano2, Glaucia Bovi Ambrosano1
1Children's Health Sciences and Dentistry, Piracicaba Dental School, Universidade Estadual de Campinas (UNICAMP), Piracicaba, São Paulo, Brazil.
Summary
Children frequently develop malocclusions, such as increased overjet and open bite, during the transition from deciduous to mixed dentition. Early evaluation of dental development is crucial for predicting and managing these common orthodontic issues.
Area of Science:
- Dentistry
- Orthodontics
- Pediatric Dentistry
Background:
- Malocclusions are common dental developmental issues.
- Understanding the probability of malocclusion development in children is crucial for timely intervention.
Purpose of the Study:
- To evaluate the probability of developing malocclusions in children transitioning from deciduous to mixed dentition.
Main Methods:
- A 3-year longitudinal study followed 598 children from age 5 (deciduous dentition) to age 8 (mixed dentition).
- Evaluated overjet, overbite, and transversal relations using Bayesian models.
Main Results:
- Children exhibit a high probability of malocclusion in mixed dentition.
- Increased overjet probability rose significantly from deciduous to mixed dentition.
- Normal overbite in deciduous dentition showed a decreased probability in mixed dentition.
Conclusions:
- Normal deciduous dentition does not guarantee normal occlusion in mixed dentition.
- Anterior open bites and posterior crossbites can develop during mixed dentition.
- Self-correction of deep overbite is possible in mixed dentition.
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