Prevalência e distribuic ¸ão de dentes supranumerários numa populac ¸ão pediátrica - Um estudo radiográfico

a b s t r a c t Aim: The purpose of this study was to assess the prevalence and sex, arch and location distribution of hyperdontia through analysis of panoramic radiographs from a Faculty of Dentistry of University of Porto’s pediatric population. Methods: Panoramic radiographs of 1438 Faculty of Dentistry of University of Porto’s patients (714 boys and 724 girls between the ages of 6 and 15 years old) were evaluated to determine the occurrence and distribution of supernumerary teeth. Chi-square and Fisher’s Exact Tests were performed. The level of significance was set at 5%.