scholarly journals Pre- and Post-War Annual Observations on the Trend of Milk and Permanent Teeth Exchange, and Decay-rate of the Teeth of Primary School Children in Sendai

1959 ◽  
Vol 14 (4) ◽  
pp. 472-480
Author(s):  
Katsuo Katô ◽  
Mutsuo Abe ◽  
Makoto Shiroishi ◽  
Toshio Hariu
QJM ◽  
2020 ◽  
Vol 113 (Supplement_1) ◽  
Author(s):  
M M Magdi ◽  
N A Kotb ◽  
U M Elbarrany ◽  
H S Ramadan ◽  
M A Mowafy

Abstract Background Parents have often showed their interest in the tooth eruption timing. However, the literature suggests that tooth emergence standards should be derived from the population they are to be applied because emergence related factors may vary considerably in dentition. Timing of teeth emergence differs from population to population and can be affected by genetic and environmental factors. Both ethnic origin and gender can be attributed to genetic factors. Objectives The purpose of the present study was to find out the statistical correlation between age, sex and stature to eruption of permanent teeth in a sample of primary school children age (6-<13 years). Methodology: The present study was a cross sectional study that was conducted on 700 healthy school children aged 6 – <13 years selected from different primary schools in two governorates in Egypt; Behera governorate and Giza governorate. Assessment of age, sex and stature was performed through socio – demographic data, anthropometric measures and sequence of permanent teeth eruption. Results The first molars, central incisors, upper lateral incisors, lower canines, second premolars and second molars erupted earlier in Behera (Rural) children. The mandibular teeth tended to precede the maxillary teeth. In Giza (urban) children most of the teeth erupted earlier in girls. In Behera (Rural) children most of the teeth erupted earlier in boys. Conclusion Most of teeth erupted earlier in Behera (rural) and the majority erupted earlier in girls in Giza (urban) and in boys in Behera (rural).


2019 ◽  
Author(s):  
wondimeneh shiferaw ◽  
Yared Asmare Aynalem ◽  
Getu Alamirew ◽  
Rahel Mihiret ◽  
Betiglua Dagne ◽  
...  

Abstract Background: Globally, it estimated that 2.4 billion people suffer from caries of permanent teeth and 486 million children suffer from caries of primary teeth. It has detrimental consequences on children’s quality of life by inflicting pain, premature tooth-loss, and malnutrition and finally influences overall growth and development. In Ethiopia, oral health prevention and treatment gets low attention in the government and the existing dental services are private owned and expensive. Hence, the aim of this study was to assess the prevalence of dental caries and its associated factors among governmental primary school children in Debreberhan town, Ethiopia, 2019. Method- An institutional based cross-sectional study was conducted from January 30– February 14/2019. A total of 417 primary school children was select using computer generated simple random sampling and interviewed using structured and pretested questionnaires. Data was coded, entered and cleaned using epi-data version 3.1 and export to SPSS version 22 for analysis. Descriptive statistics, and binary logistic regression analysis was employed to test the association between dependent and independent variables. P-value less than 0.05 was taken as significant association. Finally, the result of this study was present by text, table and graph. Result: Out of the 396 study participants, 135 (34.1%) had dental carries. Of these, more than half, 95(59.37%) had pre-molar decayed. Two hundred eighty-five (72.0%) of them were cleaned their teeth. Independent predictor of dental caries were drinking sugared tea [AOR= 2.034, 95%CI: (1.223-3.385)], and food particle on their teeth [AOR= 6.709, 95% CI: (3.475- 12.954)], had shown significant association with dental caries. Conclusion: The over magnitude of dental caries was 34.1%, which is relatively high and found to be a public health problem. Drank sugar tea, presence of food particle or dental plaque were significantly associated with dental caries. In contrast, merchant occupation, was reduced the chance of dental caries. Give health education to minimize drank sugar tea and clean their teeth after consumption of sugar tea could be emphasize


2017 ◽  
Vol 13 (2) ◽  
pp. 275-278
Author(s):  
Sunita Khanal ◽  
Rosina Bhattarai ◽  
G Nagaraja Rao ◽  
Sujita Shrestha

 Background & Objectives: Worldwide, 60 to 90% of school children have experienced dental caries with higher prevalence in Asian and Latin American countries and poor dental and oral health and untreated oral disease can have a significant impact on quality of life according to WHO report. The objectives of the study were to assess the prevalence of dental caries both in deciduous and permanent teeth and to compare total decayed, filled teeth surfaces among primary school children of Kathmandu from both government and private schools and to find the percentage of first permanent molars affected with dental caries.Materials & Methods: A cross sectional study was conducted among two Government and two Private Primary School Children in Kathmandu district. Total sample were 468 children. Required permission were obtained from concerned authorities. WHO accepted indices for assessing caries designed by Henry T Klein, Carrole E Palmer and Knutson J.W was used. SPSS 20 version software was used for data analysis. Results: Among 468 primary school children examined, 224 were from Government and 244 were from Private school. The prevalence of dental caries was 62 % and more deciduous teeth were decayed. The decayed, filled teeth surfaces in Private and Government school was statistically significant (p=0.000) but gender wise prevalence was statistically insignificant (p=0.303). Among 1st Permanent Molars teeth examined 85% were decayed.Conclusion: This pilot study shows prevalence of dental caries more in deciduous teeth. Among the permanent teeth affected, first permanent molars are in high number.


1997 ◽  
Vol 27 (3) ◽  
pp. 262-269 ◽  
Author(s):  
Z. TOROS SELCUK ◽  
T. CAG-LAR ◽  
T. ENUNLU ◽  
T. TOPAL

1967 ◽  
Vol 58 (6, Pt.1) ◽  
pp. 315-318 ◽  
Author(s):  
Orpha K. Duell ◽  
Richard C. Anderson

2020 ◽  
Vol 34 (7) ◽  
pp. 811-823
Author(s):  
Evgeniya Yu. Privodnova ◽  
Helena R. Slobodskaya ◽  
Andrey V. Bocharov ◽  
Alexander E. Saprigyn ◽  
Gennady G. Knyazev

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