Prevalence of Malocclusion in Preschool Students of Araraquara City: A Relationship between Primary Dentition With Habits and Socioeconomic Status

Joel Claudio Rosa MARTINS, Cyntia Maria Bino SINIMBÚ, Taís Cristina dos Santos DINELLI, Lídia Parsekian Martins MARTINS, D. B. RAVELLI

The data of malocclusion in the primary dentition are rare in Brazil and it has come from small samples. The studies made in Natal and Belem pointed out that half of the children aged from 2 to 6 years old living in North or Northwest of Brazil have malocclusions. Data from São Paulo city survey showed that the prevalence of malocclusion is greater than the first two studies (79%). This study was done in 3100 kindergarten children in the city of Araraquara in order to find the prevalence of malocclusion in the primary dentition and the influence of the social and economic levels and sucking habits. A sample of 838 children from 2 to 6 years old were examined showing 80% malocclusion incidence. The results of this study showed no significant statistic differences in regards to the prevalence of malocclusion between sex groups. Also, there was no significant influence in the prevalence of malocclusion between the four social and economic level, based in the children familiar salary, classified as below of 1; 1 to 5; 5 to 10; and more than 10 minimum salary. The study showed that sucking habits were significantly related with the incidence of malocclusion.

Keywords: Primary Dentition. Malocclusion. Prevalence of malocclusion.

Saturday, May 04, 2024 18:13