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JYMS : Journal of Yeungnam Medical Science

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HOME > J Yeungnam Med Sci > Volume 11(2); 1994 > Article
Original Article The Distribution and Trend of Malocclusion Patients Visited at Department of Dentistry in Orthodontics.
Jong Sup Kim, Jin Ho Park, Hong Sik Yun, Nan Hi Im, Byung Rho Chin, Hee Kyung Lee
Journal of Yeungnam Medical Science 1994;11(2):323-331
Published online: December 31, 1994
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1.050 patients who visited orthodontic dental department from 1983 to 1994, were surveyed on the yearly tendency of orthodontic patient distribution and state by means of Angle's classification. The results were as follows : 1. There was increased visiting rate of patient per year and higher visiting rate in female than in male. 2. 8-15 age group was 61.4% in total visiting patients and over 20 age group was 18.5%, under 7 age group was 8.1%. 3. Class I malocclusion was 42.2%, class II div 1 was 22.5%, class II-2 was 3.9%, class III was 29.1% and cleft lip & palate was 2.0% in total visiting patient. 4. As showed the living distribution, Namgu and Susunggu's patients were 43.7% of the total patients. 5. There was increased tendency for the number of the patient to be received orthognathic surgery.

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