"K" 國民學校 學童의 齒牙우蝕症 罹患推移에 對한 第三次年度 報告
The Third Year-Report on the Dental Caries Prevalence of "K" Primary School Children and Their Annual Comparisons
백동준, 윤두근,
소속 상세정보
백동준 ( Paik Tong-Jun ) - 경희대학교 치과대학 소아치과학교실
윤두근 ( Yoon Doo-Keun ) - 경희대학교 치과대학 소아치과학교실
KMID : 0358919750020010035
Abstract
The third year dental caries survey of "K" primary school children was per-formed in June 1975, and evaluated their transitional trends of three consecutive past years, statistically. 1,421 children (782 boys and 639 girls) 6 to 12 years of age was surveyed at the third year.
The results were as follows:
1) The average df person rate was 89. 97%(boy 88.19%, girl 92.42%). It showed significant increment(P<0. 005) compare to 1973 and nonsignificant to 1974.
2) The average dit index was 3. 82(boy 3. 76, girl 3.90). It showed nonsignificant difference compare to 1973 and 1974.
3) The average DMF person rate was 66.57% (boy 63.84%, girl 69.89%). It showed significant decrement(P<0. 005) compare to 1973 and 1974.
4) The average DMFT index was 2.03(boy 1.88, girl 2.20). It showed significant decrement(P<0.005) compare to 1973 and 1974.
5) The sexual difference of df and DMF person rates, female showed a little higher value than male. It showed significant difference(P<0.005).
6) The increment of df and DMF person rates, the 7 to 8 year group showed the most and the 7 to 8 year group showed the least.
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