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ARTICLE
Year : 2011  |  Volume : 9  |  Issue : 18  |  Page : 591-598

Prevalence of malocclusion and orthodontic treatment needs among 12 - 15 years old school children of Maduravoyal Area, Chennai


1 Associate Professor, Dept. of Public Health Dentistry, Meenakshi Ammal Dental College, Maduravoyal, Chennai, India
2 P.G. Student, Dept. of Public Health Dentistry, Meenakshi Ammal Dental College, Maduravoyal, Chennai, India
3 Professor, Dept. of Public Health Dentistry, Meenakshi Ammal Dental College, Maduravoyal, Chennai, India
4 Professor and Head, Dept. of Public Health Dentistry, Meenakshi Ammal Dental College, Maduravoyal, Chennai, India

Correspondence Address:
Chandrasekhara Reddy
Associate Professor, Dept. of Public Health Dentistry, Meenakshi Ammal Dental College, Maduravoyal, Chennai
India
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Source of Support: None, Conflict of Interest: None


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Introduction: Malocclusion is as an occlusion in which there is a malrelationship between the archesin any of the planes or in which there are anomalies in tooth position beyond the normal limits. Aim and Objectives: To assess the prevalence of malocclusion and orthodontic treatment needsamong 12 - 15 years old school children of Maduravoyal area, Chennai and to assess the relationshipbetween the oral habits and malocclusion. Materials and Methods: A cross sectional study was conducted among 300 school children aged12 to 15 years and data was recorded using Dental Aesthetic Index and subjected to statistical analysis. Results: Overall prevalence of Malocclusion was 73.7%. 26.3% had no abnormality, 36.7% haddefinite malocclusion, 27.7% had severe malocclusion, 9.3% had handicapping malocclusion. Thumbsucking and Tongue thrusting habit had a significant association with maxillary overjet and openbite. Conclusion: Oral habits if persist beyond the preschool age is commonly associated with thedevelopment of malocclusion.


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