| CHARACTERISTICS OF ORTHODONTIC PATIENTS IN DEPARTMENT OF PEDIATRIC DENTISTRY, SEOUL NATIONAL UNIVERSITY DENTAL HOSPITAL |
| 서울대학교 대학원 치의학과 소아치과학교실 |
| 서울대학교치과병원 소아치과를 내원한 교정환자의 분포양상에 대한 연구 |
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구용한, 현홍근, 김정욱, 장기택, 이상훈, 한세현, 김종철 |
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서울대학교 대학원 치의학과 소아치과학교실 |
Correspondence:
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Received: 13 August 2009 • Accepted: 12 November 2009 |
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| Abstract |
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Distribution of orthodontic patients in pediatric dental clinics has increased recently. So it is worth to study about the present status of orthodontic patients in pediatric dental clinics. The purpose of this study was to recognize the characteristics and orthodontic patterns of orthodontic patients in pediatric dental clinics. The material consisted of distribution and orthodontic analysis records of 792 new patients in the department of pediatric dentistry, Seoul National University Dental Hospital, from 2006 to 2008. Results were as follows 1. In age distribution, 8-year-olds group comprised 22%, 7-year-olds 19%, 9-year-olds 16%, 10-year olds 15%, 11-year-olds 11%, and other age groups comprised 18%. 2. In skeletal patterns, skeletal class I patients comprised 52%, class II 29%, and class III 19%. 3. In vertical facial types mesofacial comprised 41%, brachyfacial 35%, and dolichofacial 24%. 4. Out of 792 patients 218 patients(28%) showed anterior cross-bite, and the occurrence ratio of anterior cross-bite increased as the age decreased. |
| Key Words:
Pediatric dental clinic, Orthodontic patient, Age distribution, Skeletal pattern, Anterior crossbite |
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