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Prevalence and Associated Factors for the Development of Anterior Open Bite and Posterior Crossbite in the Primary Dentition
Sousa, Raulison Vieira de; Ribeiro, Gabriella Lima Arrais; Firmino, Ramon Targino; Martins, Carolina Castro; Granville-Garcia, Ana Flávia; Paiva, Saul Martins.
  • Sousa, Raulison Vieira de; UEPB - State University of Paraíba. Department of Dentistry. Campina Grande. BR
  • Ribeiro, Gabriella Lima Arrais; UEPB - State University of Paraíba. Department of Dentistry. Campina Grande. BR
  • Firmino, Ramon Targino; UEPB - State University of Paraíba. Department of Dentistry. Campina Grande. BR
  • Martins, Carolina Castro; UEPB - State University of Paraíba. Department of Dentistry. Campina Grande. BR
  • Granville-Garcia, Ana Flávia; UEPB - State University of Paraíba. Department of Dentistry. Campina Grande. BR
  • Paiva, Saul Martins; UEPB - State University of Paraíba. Department of Dentistry. Campina Grande. BR
Braz. dent. j ; 25(4): 336-342, 2014. tab
Article in English | LILACS | ID: lil-722606
ABSTRACT
The aim of the study was to verify the prevalence of anterior open bite (AOB) and posterior cross-bite (PC) in the primary dentition and the association with sociodemographic factors, presence and duration of nutritive and non-nutritive habits. A cross-sectional study was carried out with 732 preschoolers in Campina Grande, PB, Brazil. Clinical exams were performed by three calibrated examiners (Kappa: 0.85-0.90). A questionnaire addressing sociodemographic data as well as nutritive and non-nutritive sucking habits was administered to parents/caregivers. Data analysis involved descriptive statistics and Poisson regression analysis (α=5%). The prevalence of AOB and PC was 21.0% and 11.6%, respectively. AOB was significantly associated with the three-year-old age group (PR: 1.37; 95%CI: 1.24-1.52), enrollment in public school (PR: 1.09; 95%CI: 1.01-1.17) and duration of pacifier sucking ≥36 months (PR: 1.41; 95%CI: 1.30-1.53). PC was associated with pacifier use (PR: 1.11; 95%CI: 1.05-1.17) and duration of breastfeeding <12 months (PR: 1.05; 95%CI: 1.00-1.10). Socioeconomic factors appear not to be related to AOB or PC in the primary dentition, except type of preschool. Breastfeeding should be encouraged for longer periods and the use of pacifier beyond 3 years of age represents a predisposing factor for both types of malocclusion, especially AOB.
RESUMO
O objetivo do estudo foi verificar a prevalência de mordida aberta anterior (MAA) e mordida cruzada posterior (MCP) na dentição decídua e a associação com fatores sociodemográficos, presença e duração de hábitos nutritivos e não nutritivos. Um estudo transversal foi conduzido com 732 pré-escolares de Campina Grande, Brasil. Os exames clínicos foram realizados por três examinadores calibrados (Kappa: 0,85-0,90). Um questionário abordando dados socioeconômicos, bem como hábitos de sucção nutritiva e não-nutritiva foi aplicado aos pais/responsáveis. A analise dos dados envolveu estatística descritiva e analise de regressão de Poisson (α=5%). A prevalência de MAA e MCP foi 21,0% e 11,6%, respectivamente. A MAA foi associada ao grupo de três anos de idade (RP: 1,37; 95%IC: 1,24-1,52), pertencer à escola publica (RP: 1,09; 95%IC: 1,01-1,17) e duração do habito de sucção de chupeta ≥36 meses (RP: 1,41; 95%IC: 1,30-1,53). A MCP foi associada ao uso de chupeta (RP: 1,11; 95%IC: 1,05- 1,17) e tempo de amamentação <12 meses (RP: 1,05; 95%IC: 1,00-1,10). Os fatores socioeconômicos aparentam não estar relacionados à MAA ou MCP na dentição decídua, exceto pelo tipo de pré-escola. A amamentação natural deve ser incentivada por maiores períodos de tempo e o uso de chupeta além dos três anos de idade representa um fator de predisposição para ambas as má-oclusões, especialmente a MAA.
Subject(s)


Full text: Available Index: LILACS (Americas) Main subject: Tooth, Deciduous / Open Bite / Malocclusion Type of study: Observational study / Prevalence study / Risk factors Limits: Child, preschool / Female / Humans / Male Language: English Journal: Braz. dent. j Journal subject: Dentistry Year: 2014 Type: Article Affiliation country: Brazil Institution/Affiliation country: UEPB - State University of Paraíba/BR

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Full text: Available Index: LILACS (Americas) Main subject: Tooth, Deciduous / Open Bite / Malocclusion Type of study: Observational study / Prevalence study / Risk factors Limits: Child, preschool / Female / Humans / Male Language: English Journal: Braz. dent. j Journal subject: Dentistry Year: 2014 Type: Article Affiliation country: Brazil Institution/Affiliation country: UEPB - State University of Paraíba/BR