韓國人의 乳齒 萌出時期에 對한 硏究
STUDIES ON ERUPTIVE STAGES OF PRIMARY DENTITION IN KOREAN INFANTS
조영호,
소속 상세정보
조영호 ( ) - 서울대학교 대학원 치의학과 소아치과학
KMID : 0358919770040010007
Abstract
The author carried out to determine the normal range of eruptive time, average age and order of eruption of primary teeth in korean infants. The examimation was given to 1757 healty infants(Male 1032, female 725) from afterbirth 4 months to 32 months. .
The results was as fallows
1. The eruption of primary teeth was 0.57 months earlier in male than in female 2. The average month of eruption of primary teeth was as follows; Upper primary central is 9.66±0.19 months
Upper primary lateral is 11.58±0.18 months.
Upper primary canine is 18.06±0.32 months.
Upper first primary molar is i6:45±0.29 months. Upper second primary molar is 24.28±0.51 months. Lower primary central is 7.50±0.12 months.
Lower primary lateral is 12.87±0.16 months.
Lower primary camine is 18.82±0.34 months.
Lower first primary molar is 17.66±0.37 months. Lower second primary molar is 23.89:0.51 months.
3. The eruptive order of the korean is different from that of the American and same to that of Japanese.
4. There is no significant right and left arch
5. Generally, the eruption of primary teeth on the upper is 1.08 months earlier than on the lower; but the upper central is 2.16 months later than the lower and the upper second primary is 0.39 months later than the lower.
키워드
원문 및 링크아웃 정보
등재저널 정보