小学校における6歳臼歯以外の永久歯う歯について

概要

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In the 41st year of Showa, the percentage of caries exerienced persons of 10, 318 pupils of 12 primary schools in Kumamoto prefecture amounts to as high as 62.63%=6, 486 (_??_ 57.83, _??_67.45.) And almosf all the patients 6.462, 99.63 % suffer from six-oear molar caries, in which 5, 743 (88.54%) with only six-year molar caries are included. Thus, pupils whose caries are confined to the teeth except six-year molars are so few as 24 (0.37%). In other words, it may be allowed to regard permanent tooth caries of school children as six-year molar ones.
有限責任中間法人日本口腔衛生学会の論文