Availability of public dental care service and dental caries increment in children: a cohort study

Author(s):  
Renita Baldo Moraes ◽  
Gabriele Rissotto Menegazzo ◽  
Jessica Klöckner Knorst ◽  
Thiago Machado Ardenghi
2020 ◽  
Vol 20 (1) ◽  
Author(s):  
A. Julihn ◽  
F. C. Soares ◽  
U. Hammarfjord ◽  
A. Hjern ◽  
G. Dahllöf

Abstract Background Birth order has been shown to affect the health of the child; less is known, however, about how birth order affects caries development in children. Thus, the present study investigated the association between birth order and dental caries development in young children. Methods This retrospective registry-based cohort study included all children born in 2000–2003 who were residing in Stockholm County, Sweden, at age 3 years (n = 83,147). The study followed the cohort until subjects reached 7 years of age. Children with registry data on dental examinations and sociodemographic characteristics at ages 3- and 7 years constituted the final study cohort (n = 65,259). The outcome variable was “caries increment from age 3- to 7 years” (Δdeft > 0) and the key exposure, “birth order”, was divided into five groups. A forward stepwise logistic binary regression was done for the multivariate analysis with adjustments for sociodemographic factors. Results At age 3 years, 94% had no fillings or manifest caries lesions. During the study period, 22.5% (n = 14,711) developed dental caries. The final logistic regression analysis found a statistically significant positive association between birth order and caries increment. Further, excess risk increased with higher birth order; with the mother’s first-born child as reference, risk for the second-born child was OR 1.17, 95% CI = 1.12–1.23; for the third-born child, OR 1.47, 95% CI = 1.38–1.56; for the fourth-born child, OR 1.69, 95% CI = 1.52–1.88; and for the fifth-born or higher birth-order child, OR 1.84, 95% CI = 1.58–2.14. Conclusions These findings show that birth order influences caries development in siblings, suggesting that birth order can be regarded as a predictor for caries development in young children. This factor may be helpful in assessing caries risk in preschool children and should be considered in caries prevention work in young children with older siblings.


Author(s):  
Lilian Toledo Reyes ◽  
Jessica Klöckner Knorst ◽  
Fernanda Ruffo Ortiz ◽  
Fausto Medeiros Mendes ◽  
Thiago Machado Ardenghi

2019 ◽  
Vol 34 (2) ◽  
pp. 134-146 ◽  
Author(s):  
Nipaporn Urwannachotima ◽  
Piya Hanvoravongchai ◽  
John Pastor Ansah ◽  
Piyada Prasertsom

Purpose The purpose of this paper is to estimate the changes of dental caries status among Thai adults and elderly under the different policy options using system dynamics modeling. Design/methodology/approach A multi-sector system dynamics model was developed to capture the dynamic interrelationship between dental caries status changes and oral health behavior – including self-care, dental care utilization and sugar consumption. Data used to populate the model was obtained from the Thai national oral health survey in 2000, 2006, 2012 and Thailand Official Statistics Registration. Three policy scenarios were experimented in the model: health promotion policy, dental personnel policy and affordable dental care service policy. Findings Dental caries experiences among Thai adults and elderly were projected to increase from now to 2040, as the elderly population increases. Among all policies experimented herein, the combined policies of health promotion, increased affordability and capacity of dental health service were found to produce the highest improvement in dental caries status with 3.7 percent reduction of population with high decayed, missing and filled teeth (DMFT) and 5.2 percent increase in population with very low DMFT. Originality/value This study is the first comprehensive simulation model that attempts to explore the dynamic interrelationship among dental caries experiences and behavioral factors that impact on oral health outcomes. In addition, the simulation model herein offers a framework for policy experimentation that provides policymakers with additional insights to inform health policy planning.


Author(s):  
Yoko Uchida-Fukuhara ◽  
Daisuke Ekuni ◽  
Md Monirul Islam ◽  
Kota Kataoka ◽  
Ayano Taniguchi-Tabata ◽  
...  

The purpose of this 3-year prospective cohort study was to explore the relationship between an increase in dental caries and oral microbiome among Japanese university students. We analyzed 487 students who volunteered to receive oral examinations and answer baseline (2013) and follow-up (2016) questionnaires. Of these students, salivary samples were randomly collected from 55 students at follow-up and analyzed using next-generation sequencing. Students were divided into two groups: increased group (Δdecayed, missing, and filled teeth (ΔDMFT) score increased during the 3-year period) and non-increased group (ΔDMFT did not increase). Thirteen phyla, 21 classes, 32 orders, 48 families, 72 genera, and 156 species were identified. Microbial diversity in the increased group (n = 14) was similar to that in the non-increased group (n = 41). Relative abundances of the family Prevotellaceae (p = 0.007) and genera Alloprevotella (p = 0.007) and Dialister (p = 0.039) were enriched in the increased group compared with the non-increased group. Some bacterial taxonomic clades were differentially present between the two groups. These results may contribute to the development of new dental caries prevention strategies, including the development of detection kits and enlightenment activities for these bacteria.


2020 ◽  
Author(s):  
Annika Julihn ◽  
Fernanda Cunha Soares ◽  
Ulrika Hammarfjord ◽  
Anders Hjern ◽  
Göran Dahllöf

Abstract Background: Birth order has been shown to affect the health of the child; less is known, however, about how birth order affects caries development in children. Thus, the present study investigated the association between birth order and dental caries development in young children. Methods: This retrospective registry-based cohort study included all children born in 2000–2003 who were residing in Stockholm County, Sweden, at age 3 years (n = 83,147). The study followed the cohort until subjects reached 7 years of age. Children with registry data on dental examinations and sociodemographic characteristics at ages 3- and 7 years constituted the final study cohort (n = 65,259). The outcome variable was “caries increment from age 3- to 7 years” (Δdeft > 0) and the key exposure, “birth order”, was divided into five groups. A forward stepwise logistic binary regression was done for the multivariate analysis with adjustments for sociodemographic factors. Results: At age 3 years, 94% had no fillings or manifest caries lesions. During the study period, 22.5% (n = 14,711) developed dental caries. The final logistic regression analysis found a statistically significant positive association between birth order and caries increment. Further, excess risk increased with higher birth order; with the mother’s first-born child as reference, risk for the second-born child was OR 1.17, 95% CI=1.12–1.23; for the third-born child, OR 1.47, 95% CI=1.38–1.56; for the fourth-born child, OR 1.69, 95% CI=1.52–1.88; and for the fifth-born or higher birth-order child, OR 1.84, 95% CI=1.58–2.14. Conclusions: These findings show that birth order influences caries development in siblings, suggesting that birth order can be regarded as a predictor for caries development in young children. This factor may be helpful in assessing caries risk in preschool children and should be considered in caries prevention work in young children with older siblings.


2019 ◽  
Author(s):  
Annika Julihn ◽  
Fernanda Cunha Soares ◽  
Ulrika Hammarfjord ◽  
Anders Hjern ◽  
Göran Dahllöf

Abstract Background: Birth order has been shown to affect the health of the child; less is known, however, about how birth order affects caries development in children. Thus, the present study investigated the association between birth order and dental caries development in young children. Methods: This retrospective registry-based cohort study included all children born in 2000–2003 who were residing in Stockholm County, Sweden, at age 3 years (n = 83,147). The study followed the cohort until subjects reached 7 years of age. Children with registry data on dental examinations and sociodemographic characteristics at ages 3- and 7 years constituted the final study cohort (n = 65,259). The outcome variable was “caries increment from age 3- to 7 years” (Δdeft > 0) and the key exposure, “birth order”, was divided into five groups. A forward stepwise logistic binary regression was done for the multivariate analysis with adjustments for sociodemographic factors. Results: At age 3 years, 94% had no fillings or manifest caries lesions. During the study period, 22.5% (n = 14,711) developed dental caries. The final logistic regression analysis found a statistically significant positive association between birth order and caries increment. Further, excess risk increased with higher birth order; with the mother’s first-born child as reference, risk for the second-born child was OR 1.17, 95% CI=1.12–1.23; for the third-born child, OR 1.47, 95% CI=1.38–1.56; for the fourth-born child, OR 1.69, 95% CI=1.52–1.88; and for the fifth-born or higher birth-order child, OR 1.84, 95% CI=1.58–2.14. Conclusions: These findings show that birth order influences caries development in siblings, suggesting that birth order can be regarded as a predictor for caries development in young children. This factor may be helpful in assessing caries risk in preschool children and should be considered in caries prevention work in young children with older siblings.


2019 ◽  
Author(s):  
Annika Julihn ◽  
Fernanda Cunha Soares ◽  
Ulrika Hammarfjord ◽  
Anders Hjern ◽  
Göran Dahllöf

Abstract Background Birth order has been shown to affect the health of the child; less is known, however, about how birth order affects caries development in children. Thus, the present study investigated the association between birth order and dental caries development in young children. Methods This retrospective registry-based cohort study included all children born in 2000–2003 who were residing in Stockholm County, Sweden, at age 3 years (n = 83,147). The study followed the cohort until subjects reached 7 years of age. Children with registry data on dental examinations and sociodemographic characteristics at ages 3- and 7 years constituted the final study cohort (n = 65,259). The outcome variable was “caries increment from age 3- to 7 years” (Δdeft > 0) and the key exposure, “birth order”, was divided into five groups. A forward stepwise logistic binary regression was done for the multivariate analysis with adjustments for sociodemographic factors. Results At age 3 years, 94% had no fillings or manifest caries lesions. During the study period, 22.5% (n = 14,711) developed dental caries. The final logistic regression analysis found a statistically significant positive association between birth order and caries increment. Further, excess risk increased with higher birth order; with the mother’s first-born child as reference, risk for the second-born child was OR 1.17, 95% CI=1.12–1.23; for the third-born child, OR 1.47, 95% CI=1.38–1.56; for the fourth-born child, OR 1.69, 95% CI=1.52–1.88; and for the fifth-born or higher birth-order child, OR 1.84, 95% CI=1.58–2.14. Conclusions These findings show that birth order influences caries development in siblings, suggesting that birth order can be regarded as a predictor for caries development in young children. This factor may be helpful in assessing caries risk in preschool children and should be considered in caries prevention work in young children with older siblings.


2019 ◽  
Author(s):  
Annika Julihn ◽  
Fernanda Cunha Soares ◽  
Ulrika Hammarfjord ◽  
Anders Hjern ◽  
Göran Dahllöf

Abstract Background: Birth order has been shown to affect the health of the child; less is known, however, about how birth order affects caries development in children. Thus, the present study investigated the association between birth order and dental caries development in young children. Methods: This retrospective registry-based cohort study included all children born in 2000–2003 who were residing in Stockholm County, Sweden, at age 3 years (n = 83,147). The study followed the cohort until subjects reached 7 years of age. Children with registry data on dental examinations and sociodemographic characteristics at ages 3- and 7 years constituted the final study cohort (n = 65,259). The outcome variable was “caries increment from age 3- to 7 years” (Δdeft > 0) and the key exposure, “birth order”, was divided into five groups. A forward stepwise logistic binary regression was done for the multivariate analysis with adjustments for sociodemographic factors. Results: At age 3 years, 94% had no fillings or manifest caries lesions. During the study period, 22.5% (n = 14,711) developed dental caries. The final logistic regression analysis found a statistically significant positive association between birth order and caries increment. Further, excess risk increased with higher birth order; with the mother’s first-born child as reference, risk for the second-born child was OR 1.17, 95% CI=1.12–1.23; for the third-born child, OR 1.47, 95% CI=1.38–1.56; for the fourth-born child, OR 1.69, 95% CI=1.52–1.88; and for the fifth-born or higher birth-order child, OR 1.84, 95% CI=1.58–2.14. Conclusions: These findings show that birth order influences caries development in siblings, suggesting that birth order can be regarded as a predictor for caries development in young children. This factor may be helpful in assessing caries risk in preschool children and should be considered in caries prevention work in young children with older siblings.


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