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    ASSOCIATION BETWEEN DENTAL CARIES WITH FLOW AND VISCOSITY OF SALIVA IN SCHOLARS FROM BUCARAMANGA, COLOMBIA

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    Objective: to determine the association between dental caries with the viscosity, the pH and the saliva flew in scholars from Bucaramanga, Colombia.Methods: an analytical cross sectional study was carried out with 90 children in which socio-demographic characteristics, diet, health condition, oral hygiene, viscosity, pH and saliva flow were collected as explanatory variables and the presence of dental caries as dependent one. In the analysis, summary measures were calculated according to the nature of each variable. For univariate statistical analysis summary measures were calculated according to the nature of the variables. For bivariate chi-square test and Fisher exact test for qualitative variables and Student t test or Wilcoxon rank test for quantitative variables was applied. For binomial regression multivariate analysis was applied and Prevalence Ratios (PR) and confidence intervals of 95% (CI 95%) were calculated.Results: it was found that being over eight years [PR 1.4 CI 95% 1.3 - 1.4], having an abnormal salivary flow [PR 1.3 CI 95% 1.2 - 1.3] and abnormal salivary viscosity [PR 1.3 CI 95% 1.2 - 1.3] were statistically significantly associated with dental caries.Conclusion: decreased salivary flow and increased viscosity of saliva were associated with the presence of dental caries in the school population evaluated. It is important to consider these criteria to analyze the risk to dental caries.Objetivo: determinar la asociaci贸n de la caries dental con la viscosidad, el pH y el flujo salival en escolares de Bucaramanga, Colombia.Materiales y m茅todos: se realiz贸 un estudio observacional anal铆tico de corte transversal en 90 escolares, en los que se recolectaron las caracter铆sticas sociodemogr谩ficas, dieta, condici贸n de salud, higiene bucal, viscosidad, pH y flujo salival como variables explicativas y la presencia de caries dental como variable de salida. Para el an谩lisis estad铆stico univariado se calcularon medidas de resumen seg煤n la naturaleza de las variables. Para el bivariado se aplic贸 test de chi cuadrado y test exacto de Fisher para las variables cualitativas y prueba t de Student o test de rangos de Wilcoxon para las cuantitativas. Para el an谩lisis multivariado se aplic贸 regresi贸n binomial y se calcularon las Razones de Prevalencia (RP) y sus intervalos de confianza del 95% (IC 95%).Resultados: ser mayor de 8 a帽os [RP 1,4 IC 95% 1,3 - 1,4], tener un flujo salival anormal [RP 1,3 IC 95% 1,2 - 1,3] y una viscosidad salival anormal [RP 1,3 IC 95% 1,2 - 1,3] se asociaron de manera estad铆sticamente significativa con la caries dental.Conclusi贸n: el flujo salival disminuido y la viscosidad aumentada de la saliva se asocian con la presencia de caries dental en la poblaci贸n de escolares evaluados. Es importante considerar estos criterios para analizar el riesgo a caries dental.[Su谩rez SP, Prieto MT, Otero DC, Ojeda WA, Concha SC. Asociaci贸n de la caries dental con el flujo y la viscosidad de la saliva en escolares de Bucaramanga, Colombia. Ustasalud 2013; 12: 91 - 100

    ASOCIACI脫N DE LA CARIES DENTAL CON EL FLUJO Y LA VISCOSIDAD DE LA SALIVA EN ESCOLARES DE BUCARAMANGA, COLOMBIA

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    Objective: to determine the association between dental caries with the viscosity, the pH and the saliva flew in scholars from Bucaramanga, Colombia.Methods: an analytical cross sectional study was carried out with 90 children in which socio-demographic characteristics, diet, health condition, oral hygiene, viscosity, pH and saliva flow were collected as explanatory variables and the presence of dental caries as dependent one. In the analysis, summary measures were calculated according to the nature of each variable. For univariate statistical analysis summary measures were calculated according to the nature of the variables. For bivariate chi-square test and Fisher exact test for qualitative variables and Student t test or Wilcoxon rank test for quantitative variables was applied. For binomial regression multivariate analysis was applied and Prevalence Ratios (PR) and confidence intervals of 95% (CI 95%) were calculated.Results: it was found that being over eight years [PR 1.4 CI 95% 1.3 - 1.4], having an abnormal salivary flow [PR 1.3 CI 95% 1.2 - 1.3] and abnormal salivary viscosity [PR 1.3 CI 95% 1.2 - 1.3] were statistically significantly associated with dental caries.Conclusion: decreased salivary flow and increased viscosity of saliva were associated with the presence of dental caries in the school population evaluated. It is important to consider these criteria to analyze the risk to dental caries.Objetivo: determinar la asociaci贸n de la caries dental con la viscosidad, el pH y el flujo salival en escolares de Bucaramanga, Colombia.Materiales y m茅todos: se realiz贸 un estudio observacional anal铆tico de corte transversal en 90 escolares, en los que se recolectaron las caracter铆sticas sociodemogr谩ficas, dieta, condici贸n de salud, higiene bucal, viscosidad, pH y flujo salival como variables explicativas y la presencia de caries dental como variable de salida. Para el an谩lisis estad铆stico univariado se calcularon medidas de resumen seg煤n la naturaleza de las variables. Para el bivariado se aplic贸 test de chi cuadrado y test exacto de Fisher para las variables cualitativas y prueba t de Student o test de rangos de Wilcoxon para las cuantitativas. Para el an谩lisis multivariado se aplic贸 regresi贸n binomial y se calcularon las Razones de Prevalencia (RP) y sus intervalos de confianza del 95% (IC 95%).Resultados: ser mayor de 8 a帽os [RP 1,4 IC 95% 1,3 - 1,4], tener un flujo salival anormal [RP 1,3 IC 95% 1,2 - 1,3] y una viscosidad salival anormal [RP 1,3 IC 95% 1,2 - 1,3] se asociaron de manera estad铆sticamente significativa con la caries dental.Conclusi贸n: el flujo salival disminuido y la viscosidad aumentada de la saliva se asocian con la presencia de caries dental en la poblaci贸n de escolares evaluados. Es importante considerar estos criterios para analizar el riesgo a caries dental.[Su谩rez SP, Prieto MT, Otero DC, Ojeda WA, Concha SC. Asociaci贸n de la caries dental con el flujo y la viscosidad de la saliva en escolares de Bucaramanga, Colombia. Ustasalud 2013; 12: 91 - 100
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