IOTN Index based perceptions of Orthodontic Treatment Need among children, their parent and orthodontist: A spatial study of Mysore rural taluk

Objective: To evaluate the aesthetic perceptions of 12 year old children and their parent for Orthodontic Treatment Need and to compare their perception with that of Orthodontist. Methods: The sample consist of 100 children aged 12 years. The self assessment by children and the recording by one of their parent and orthodontist were carried out using the Aesthetic component and Dental Health Components of IOTN. Results: The results showed a strong association in the perception of dental appearance by children and the views of other dental assessors. These correlations were highly statistically significant (p<0.001) with the highest correlation between the parent and the Orthodontist (r=0.816). The study also focused that about 50% of the children were in the “definitive need for orthodontic treatment”. Conclusion: There is a strong relationship in the perception of dental appearance by children, parents and orthodontist. IOTN index can thus be used as an effective tool in communication and achieving realistic treatment needs.