Background: Malocclusion has impact of sound production. The present study was conducted to assess the effect of malocclusion on sound. Materials & Methods: The present study was conducted on 54 patients age ranged 14-22 years old with malocclusion such as open bite, deep bite, class II malocclusion etc. Patients were made to speak words including m, p, t, f, s,sh, ch, th, and l. Results: Out of 54 patients, males were 28 and females were 26.There were no error in 12, m sound error in 10, p in 8, t in 6, s in 7, sh in 3, ch in 2, th in 4 and l in 2 patients. The difference was significant (P< 0.05). Conclusion: Malocclusion has impact on sound production. There was significant difference in sound production in patients with malocclusion.
Key words: Malocclusion, Sound, Speech.

Corresponding Author: Dr. Nameeta Kaur, Associate Professor, Department of Orthodontics, DJ College of Dental Sciences , Ghaziabad, U.P., India

This article may be cited as: Kaur N, Nedal A. Assessment of Effect of Malocclusion on Masticatory Sound: A Research Study. Int J Res Health Allied Sci 2017;3(1):79-81.