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Third molar development in a contemporary Danish 13-25year old population
Sara Arge1, Jesper Lier Boldsen2, Ann Wenzel3
1Section of Forensic Pathology, Department of Forensic Medicine, University of Copenhagen, Frederik V's Vej 11, 2100 Copenhagen, Denmark.
Forensic Science International
|May 26, 2018
Summary
This study establishes a reference database for third molar development in a Danish population. Findings show advanced development in the maxilla, males, and mesial roots, crucial for forensic age estimation.
Area of Science:
- Forensic Anthropology
- Dental Development
- Radiology
Background:
- Accurate age estimation is vital in forensic science.
- Third molar development is a key indicator for assessing dental age.
- Existing databases may not reflect contemporary populations.
Purpose of the Study:
- To create a contemporary reference database for third molar development.
- To analyze variations in third molar development based on age, sex, and jaw location.
- To support the advancement of forensic age estimation methods.
Main Methods:
- Evaluation of 1302 digital panoramic radiographs from a Danish population aged 13-25 years.
- Scoring third molar development using the Köhler modification of the Gleiser and Hunt 10-stage method.
- Statistical analysis of developmental differences between maxilla/mandible, males/females, and mesial/distal roots.
Main Results:
- Third molar development was generally more advanced in the maxilla than the mandible.
- Males exhibited more advanced third molar development compared to females.
- Mandibular mesial third molar roots showed more advanced development than distal roots.
- No significant difference in development was observed between left and right sides.
Conclusions:
- The developed database provides a contemporary reference for third molar development.
- Sex and jaw location significantly influence third molar developmental timing.
- These findings contribute to refining forensic odontology and age assessment techniques.
Keywords:
Age estimation by teethForensic odontologyForensic sciencePanoramic radiographyReproducibility of resultsThird molar developmentMore Related Videos
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