social vulnerability and traumatic dental injury among brazilian schoolchildren a population-based study对巴西学生的社会脆弱性和创伤性牙损伤以人群为基础的研究.pdf

Int. J. Environ. Res. Public Health 2012, 9, 4278-4291; doi:10.3390/ijerph9124278 OPEN ACCESS International Journal of Environmental Research and Public Health ISSN 1660-4601 /journal/ijerph Article Social Vulnerability and Traumatic Dental Injury among Brazilian Schoolchildren: A Population-Based Study Cristiane B. Bendo, Miriam P. Vale, Lícian D. Figueiredo, Isabela A. Pordeus and Saul M. Paiva * Department of Pediatric Dentistry and Orthodontics, Faculty of Dentistry, Federal University of Minas Gerais, Av. Antônio Carlos 6627, Belo Horizonte, MG 31270-901, Brazil; E-Mails: crysbendo@.br (C.B.B.); miriamodonto@ (M.P.V.); lician_s48@ (L.D.F.); isabelapordeus@ufmg.br (I.A.P.) * Author to whom correspondence should be addressed; E-Mail: smpaiva@.br; Tel.: +55-31-3409-2470; Fax: +55-31-3409-2472. Received: 31 August 2012; in revised form: 9 November 2012 / Accepted: 13 November 2012 / Published: 22 November 2012 Abstract: The aim of the present study was to test the association between social vulnerability and the prevalence of traumatic dental injury (TDI). A population-based cross-sectional study was carried out with 1,556 schoolchildren aged 11 to 14 years in the city of Belo Horizonte, Brazil. The participants were examined for TDI using Andreasen’s criteria and those diagnosed with TDI were interviewed to