نتایج جستجو برای: iotn
تعداد نتایج: 169 فیلتر نتایج به سال:
OBJECTIVE To determine the need for orthodontic treatment among Tanzanian Bantu children. DESIGN Prospective study using dental casts. SETTING Sixteen randomly selected schools from the Ilala district, Dar-es-Salaam, Tanzania. SUBJECT Six hundred and forty three Tanzanian children from an urban district. METHOD Dental casts of 643 Tanzanian subjects in age groups 3-5, 6-8, 9-11 and 15-1...
objective: oral health status particularly maxillofacial disorders in adolescents can affect different aspects of the quality of life. this study aimed to assess the age-related quality of life of students in two age groups of 11-14 years and 14-18 years to evaluate its correlation with orthodontic treatment need in adolescents in isfahan. methods: this cross-sectional study was conducted on 11...
Objectives: This cross-sectional study is designed to estimate the prevalence of both impacted maxillary canines and partially erupted maxillary canines in a group of Puerto Rican adolescents. Methods: A convenience sample of 155 adolescents, 13 to 18 year-of-age was recruited from 5 local high schools. University of Puerto Rico’s IRB approved the study, and the consent and assent were complete...
OBJECTIVE To determine the normative orthodontic treatment need among 12-year-old Brazilian schoolchildren, in the municipality of Juiz de Fora, Minas Gerais, Brazil, and compare with the need as perceived by the children themselves and their parents or caregivers, assessing putative associated sociodemographic factors. METHODS Four hundred and fifty one children without a previous history of...
OBJECTIVE To evaluate the self-perceived orthodontic treatment need in a university population evaluated through 3 scales that used different approaches. DESIGN Cross-sectional survey. SETTING University dental clinic, Lima, Peru, 2001. MATERIALS AND METHODS Questionnaires that gathered perceptions on dentofacial aesthetic perception and orthodontic treatment need were applied to a random...
Introduction: The aim of this study was to evaluate the opinions of a cross-section of 12-18 year old Nigerians about dental aesthetics and to compare the report with their self – perceived need for orthodontic treatment. Methods: A structured questionnaire was administered to 612 12-18 year old Nigerian adolescents who were randomly selected from 6 secondary schools in SouthSouth Nigeria to as...
BACKGROUND Data from epidemiological studies investigating the prevalence and severity of malocclusions in children are of great relevance to public health programs aimed at orthodontic prevention. Previous epidemiological studies focused mainly on the adolescence age group and reported a prevalence of malocclusion with a high variability, going from 32% to 93%. Aim of our study was to assess t...
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