Agreement and association between normative and subjective orthodontic treatment need using the index of orthodontic treatment need

AIMS: To determine the association and level of agreement between young adults' perception of orthodontic treatment need (subjective need) and the orthodontists' assessment of treatment need (normative objective need). METHODOLOGY: For this study, 670 students [280 males and 390 females; m...

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Main Authors: Salwa M Taibah, Fadia M Al-Hummayani
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2019-01-01
Series:Journal of Orthodontic Science
Subjects:
Online Access:http://www.jorthodsci.org/article.asp?issn=2278-0203;year=2019;volume=8;issue=1;spage=1;epage=1;aulast=Taibah
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author Salwa M Taibah
Fadia M Al-Hummayani
author_facet Salwa M Taibah
Fadia M Al-Hummayani
author_sort Salwa M Taibah
collection DOAJ
description AIMS: To determine the association and level of agreement between young adults' perception of orthodontic treatment need (subjective need) and the orthodontists' assessment of treatment need (normative objective need). METHODOLOGY: For this study, 670 students [280 males and 390 females; mean age (standard deviation) of 15.32 (1.81) years] were selected from public and private schools from different demographic areas of Jeddah city, Saudi Arabia, and divided into two age groups (12–15 years) and (16–19 years). All the participants were examined, and the Index of Orthodontic Treatment Need (IOTN) components [dental health component (DHC) and aesthetic component (AC)] were recorded. RESULTS: Kappa statistics showed a statistically significant but fair agreement between clinician AC (CAC) and student AC (SAC) assessments in both age groups (k = 0.343 and 0.334, respectively; P < 0.001), whereas Spearman's correlation coefficient showed a statistically significant but moderate association (r = 0.487 and 0.517, respectively; P < 0.001). The degrees of agreement were 76.4% and 76.7% at the no-need and mild-need levels of treatment, respectively. There was a statistically significant but weak association between the subjective and normative needs (SAC and IOTN-DHC) in both age groups (r = 0.336 and 0.360, respectively; P < 0.001). However, the degrees of agreement were 58.9% and 61.5% at the no-need and mild-need levels of treatment, respectively. CONCLUSION: Significant but weak positive association was found between the normative and subjective orthodontic treatment needs, indicating a lack of understanding of the nature of malocclusion and its consequences. Thus, promoting further knowledge and awareness of malocclusion are indicated.
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spelling doaj.art-0005e83067a342de9d31f8ccc7c77d472022-12-21T23:40:43ZengWolters Kluwer Medknow PublicationsJournal of Orthodontic Science2278-02032019-01-01811110.4103/jos.JOS_87_18Agreement and association between normative and subjective orthodontic treatment need using the index of orthodontic treatment needSalwa M TaibahFadia M Al-HummayaniAIMS: To determine the association and level of agreement between young adults' perception of orthodontic treatment need (subjective need) and the orthodontists' assessment of treatment need (normative objective need). METHODOLOGY: For this study, 670 students [280 males and 390 females; mean age (standard deviation) of 15.32 (1.81) years] were selected from public and private schools from different demographic areas of Jeddah city, Saudi Arabia, and divided into two age groups (12–15 years) and (16–19 years). All the participants were examined, and the Index of Orthodontic Treatment Need (IOTN) components [dental health component (DHC) and aesthetic component (AC)] were recorded. RESULTS: Kappa statistics showed a statistically significant but fair agreement between clinician AC (CAC) and student AC (SAC) assessments in both age groups (k = 0.343 and 0.334, respectively; P < 0.001), whereas Spearman's correlation coefficient showed a statistically significant but moderate association (r = 0.487 and 0.517, respectively; P < 0.001). The degrees of agreement were 76.4% and 76.7% at the no-need and mild-need levels of treatment, respectively. There was a statistically significant but weak association between the subjective and normative needs (SAC and IOTN-DHC) in both age groups (r = 0.336 and 0.360, respectively; P < 0.001). However, the degrees of agreement were 58.9% and 61.5% at the no-need and mild-need levels of treatment, respectively. CONCLUSION: Significant but weak positive association was found between the normative and subjective orthodontic treatment needs, indicating a lack of understanding of the nature of malocclusion and its consequences. Thus, promoting further knowledge and awareness of malocclusion are indicated.http://www.jorthodsci.org/article.asp?issn=2278-0203;year=2019;volume=8;issue=1;spage=1;epage=1;aulast=TaibahIndex of Orthodontic Treatment Neednormative needpatient educationsubjective orthodontic need
spellingShingle Salwa M Taibah
Fadia M Al-Hummayani
Agreement and association between normative and subjective orthodontic treatment need using the index of orthodontic treatment need
Journal of Orthodontic Science
Index of Orthodontic Treatment Need
normative need
patient education
subjective orthodontic need
title Agreement and association between normative and subjective orthodontic treatment need using the index of orthodontic treatment need
title_full Agreement and association between normative and subjective orthodontic treatment need using the index of orthodontic treatment need
title_fullStr Agreement and association between normative and subjective orthodontic treatment need using the index of orthodontic treatment need
title_full_unstemmed Agreement and association between normative and subjective orthodontic treatment need using the index of orthodontic treatment need
title_short Agreement and association between normative and subjective orthodontic treatment need using the index of orthodontic treatment need
title_sort agreement and association between normative and subjective orthodontic treatment need using the index of orthodontic treatment need
topic Index of Orthodontic Treatment Need
normative need
patient education
subjective orthodontic need
url http://www.jorthodsci.org/article.asp?issn=2278-0203;year=2019;volume=8;issue=1;spage=1;epage=1;aulast=Taibah
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