Volume 7 Issue 9 (September, 2019)

Original Articles

Prevalence of Malocclusion and Orthodontic Treatment Needs in School Children of Patna, Bihar State
Anju Jha, Amit Kumar, Sovendu Jha, Kumar Anand, Shivani Nivedita, Vasundhara Megha

<p><strong>Background: </strong>Malocclusion is any deviation from normal occlusion of teeth. The present study was conducted to assess prevalence of malocclusion and Orthodontic Needs in school children. <strong>Materials &amp; Methods: </strong>The present study was conducted on 574 school children age ranged 9-15 years of both genders. In all patients, a thorough clinical examination was done by an expert Orthodontist. The Dental Health Component (DHC) of the IOTN index was graded in five categories for each patient. Patients were examined for Missing teeth, Overjet, Crossbite, Displacement of contact points and Overbites. <strong>Results: </strong>Out of 574 school children, boys were 230 and girls were 344.&nbsp; Grade 1&amp; 2 was seen in 140 boys and 240 girls, Grade 3 in 30 boys and 46 girls and Grade 4 &amp; 5 was seen in 60 boys and 50 girls. The difference was significant (P&lt; 0.05). Missing teeth were present in 10.4%, overjet in 25.2%, overbite in 27.6%, cross bite in 24.5% and displacement of contact point in 51%. The difference was significant (P&lt; 0.05). <strong>Conclusion: </strong>Most of the school going children does not require Orthodontic treatment, however most common anomaly was missing teeth, overbite and overjet.<br>
<strong>Key words: </strong>Malocclusion, Overbite, Overjet.</p>
<p align="center">Received: 15 June, 2019&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Revised:&nbsp; 02 July 2019&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Accepted: 05 July 2019</p>
<p><strong>Corresponding author:</strong> Dr. Sovendu Jha, Associate Professor, Department of Orthodontics &amp; Dentofacial Orthopaedic Buddha Institute of Dental Sciences and Hospital, Patna, Bihar, India</p>
<p><strong>This article may be cited as: </strong>Jha A, Kumar A, Jha S, Anand K, Nivedita S, Megha V. Prevalence of Malocclusion and Orthodontic Treatment Needs in School Children of Patna, Bihar State. J Adv Med Dent Scie Res 2019;7(9): 77-80.</p>

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