| Project/Area Number |
05304045
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| Research Category |
Grant-in-Aid for Co-operative Research (A)
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| Allocation Type | Single-year Grants |
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| Research Field |
Conservative dentistry
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| Research Institution | Showa University |
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Principal Investigator |
HASEGAWA Kohji Showa Univ.Dent.Sch., Professor, 歯学部, 教授 (70014024)
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| Co-Investigator(Kenkyū-buntansha) |
KATO Ihachi Nagasaki Univ.Sch.of Dent., Professor, 歯学部, 教授 (30005087)
IKEDA Katsumi Sch.of Dentistry, Meikai Univ., professor, 歯学部, 教授 (50049350)
TAKAESU Yoshinori Tokyo Dental College, Professor, 教授 (60048303)
SUETAKA Takehiko The Nippon Dental Univ.Sch.of Dent.at Niigata, Professor, 新潟歯学部, 教授 (40112966)
KATO Hiroshi Hokkaido Univ.Sch.of Dent., Professor, 歯学部, 教授 (60001020)
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| Project Period (FY) |
1993 – 1994
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| Project Status |
Completed (Fiscal Year 1994)
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| Budget Amount *help |
¥16,400,000 (Direct Cost: ¥16,400,000)
Fiscal Year 1994: ¥6,400,000 (Direct Cost: ¥6,400,000)
Fiscal Year 1993: ¥10,000,000 (Direct Cost: ¥10,000,000)
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| Keywords | Periodontal disease / Preventive program / Epidemiology / CPITN / Natural history / Environment factor |
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| Research Abstract |
The purpose of this study was to frame a periodontal preventive plan on epidemiological situation.
This study consisted of 3sub-studies. The methods and results were followings.
1.Epidemiological study : old age group was worse than young age group on periodontal status. Most of probing pocket depth(PD)and attchment level(AL)showed any change for 3 years. But AL with deep pocket over 4mm at baseline showed more attachment loss than AL with shallow pocket less than 4mm. There were site specificity and individual specificity.
2.Dental Health Situation : Old age group did not have many teeth when who was prefer to eat sweet food. Oral health situation related to life-style, smoking general health condition and place of residence.
3.Prevention of Periodontal Disease : Preventive education. effected oral health. Especially 3 times education is most effective than 1 time on group oral health education And, it was very important to lead the patient to a better understanding of one's periodontal disease.
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