"K"國民學校 兒童의 齒牙우蝕症 罹患推移에 關한 硏究
THE ANNUAL COMPARISON OF DENTAL CARIES PREVALENCES OF "K" PRIMARY SCHOOL CHILDREN.
김명수,
소속 상세정보
김명수 ( Kim Myung-Soo ) - 경희대학교 치과대학 소아치과학교실
KMID : 0358919740010010041
Abstract
The dental caries survey of "K" primary school children was performed twice for one year interval and evaluated the transitional trend of dental caries prevalences. The number of children surveyed at the first year, 1973, was 819 boys and 653 girls; and the second year, 1974, was 815 boys and 661 girls aged 6 to 12.
Under this survey, the following results were detected:
1. The average df person rate in deciduous teeth was increased by 7.52% in boy, 5.59% in girl and 6.65% of both.
2. The average df Index in deciduous teeth was increased by 0. 13 in boy, 0.04 in girl and O. 1 of both. The average dt Index was decreased by 0.59 in boy, 0.64 in girl and 0.61 of both. The average ft Index was increased by 0.73 in boy, 0.68 in girl and 0.71 of both.
3. There showed no significant differences in DMF person rate between 1973 and 1974.
4. The DMFT Index of the permanent teeth was decreased by 0.19 in boy, and increased by 0.22 in girl. There showed no significant differences in both sexes between 1973 and 1974. The average DT Index was decreased by 0.43 in boy, 0.03 in girl and 0.31 of both. The average FT Index was increased by 0.23 in boy; 0.35 in girl and 0.29 of both. The average MT Index showed no significant differences in both sexes between 1973 and 1974.
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