A Basic Researchi on Malocclusion and Difunction in Young Generation Sprots

1993 Fiscal Year Final Research Report Summary

• Project/Area Number: 03670980
• Research Category: Grant-in-Aid for General Scientific Research (C)
• Allocation Type: Single-year Grants
• Research Field: 小児・社会系歯学
• Research Institution: SHOWA UNIVERSITY
• Principal Investigator: HIRAIDE Takatoshi Showa U.Orthdont. A.Prof., 歯学部, 助教授 (80129866)
• Co-Investigator(Kenkyū-buntansha): OZAWA H Showa U.Orthdont. Assistant, 歯学部, 助手 (00224220) ; SAITO S Showa U.Orthdont. Assistant, 歯学部, 助手 (20195986) ; SHIBATA Y Showa U.Orthdont. Lecturer, 歯学部, 講師 (50138400)
• Project Period (FY): 1991 – 1993
• Keywords: Malocclusion / Disfunction / Sports in Young Generation / TMJ disfunction / スポーツと顎機能異常

Research Abstract

Research in 1991 : "Malocclusion and Disfunction Frequency in Young" were researched for 2,335, junior and senior high school male students. As a results of that, we could find that each class had about 20% malocclusion. Especially, crowding and upper protrusion had high frequency, the other sede, spaced arch and crossbite were low.
Research in 1992 : "A questionnnarie on malocclusion and disfunction in young generation sports" were investigated with 4,249 male and female students in junior and senior high school. As a results of that, sports injury were concerned in malocclusion and TMJ disfunction, and it wad 41.7%. It was suggested that playing rugby, soccer and ice hockey were very risky.
Research in 1993 : "Research for occlusion force in young and sports" has been investigating