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ORIGINAL RESEARCH Table of Contents   
Year : 2011  |  Volume : 22  |  Issue : 5  |  Page : 627-632
Maturation of permanent teeth in different facial types: A comparative study


1 Department of Orthodontics, Daswani Dental College, Kota, Rajasthan, India
2 Department of Orthodontics, Kothiwal Dental College and Research Center, Moradabad, Uttar Pradesh, India

Correspondence Address:
Vikas Goyal
Department of Orthodontics, Daswani Dental College, Kota, Rajasthan
India
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Source of Support: None, Conflict of Interest: None


DOI: 10.4103/0970-9290.93446

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Background: Accurate diagnosis of dental maturation help in diagnosis, treatment planning, and timing in orthodontics and dentofacial orthopedics. Aim and Objective: The present study is undertaken to compare and correlate chronological age and dental age of patients with average, vertical, and horizontal facial types, and to find out any sex difference in dental age in different growth patterns and to evaluated the reliability of Willem's method in Indian population. Materials and Methods: Subjects in the age group of 8-10 years were screened from Out Patients Department of Orthodontics and Dentofacial Orthopedics and from the various school of the City, were subjected to cephalometric radiography and orthopentomograms. Angular and linear measurements used included;-SN Go-Gn angle, J.R. (Jarabak ratio) and LAFH (lower anterior facial height), to group total sample of 150 children. Group 1 (average grower), Group 2 (vertical grower), and Group 3 (horizontal grower). Then dental age for each child in different group was calculated from OPG of each subject and compared with chronological age using Student t-test. Results: The results suggest a difference in dental age in subject with vertical and horizontal growers. Vertical grower showed earlier maturation compared to horizontal growth patterns. There was insignificant difference present when vertical grower and horizontal grower were compared with average growth pattern. Insignificant difference was found in dental age between males and females when compared to same growth pattern. Conclusion: Subjects with vertical growth pattern matured early than having the horizontal growth pattern in the same chronological age.


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