Valutazione della necessita'di trattamento ortodontico

A sample of students (aged between 11 and 13 years)undrwent an othodontic visit to evaluate how severe their own malocclusion was estimated by themselves;at the same time the prevalence of malocclusions was asswssed.IOTN index was used for the aforesaid evaluation;this index consists of two components:the former is functional(DHC)while the latter is aesthetic(AC).The Authors visited 488 students:51,2% of them were male and 53% were actually or formerly undergoing an orthodontic treatment.The students were asked to compare their smile with a series of photos with malocclusions of varrying degree.Patients'judgements were compared with clinicians'evaluation thus obtaining a real treatment need estimate.