Orthodontic treatment need in Egyptian schoolchildren

Abstract The aim of this study was to assess the orthodontic treatment need and prevalence of malocclusion in 11–15-years-old Egyptian schoolchildren using the Dental Health Component (DHC) and Aesthetic Component (AC) of the Index of Orthodontic Treatment Need (IOTN). A further aim was to compare the results with those from other populations matched for gender and age. The study followed the World Health Organization recommendations for oral health surveys. The sample comprised 1,464 schoolchildren (720 males and 744 females) who had not undergone orthodontic treatment, divided into two groups: 719 from 11–