Effectiveness of Sodium Fluoride Varnish to Control Dental Caries in School Children: A Randomised Controlled Trial

Fluoride varnish application is an effective intervention in controlling dental caries. Objective of this study was to evaluate the effectiveness of six monthly application of sodium fluoride varnish in prevention of dental caries in deciduous teeth, permanent incisors and molars in childre...

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Main Authors: Rasika M Jayasinghe, Sameera Senanayake, Sanjeewa Kularatna
Format: Article
Language:English
Published: International Dental Educationists’ Association (IDEA) 2021-12-01
Series:Journal of Multidisciplinary Dental Research
Online Access:https://jmdr-idea.com/articles/effectiveness-of-sodium-fluoride-varnish-to-control-dental-caries-in-school-children-a-randomised-controlled-trial
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author Rasika M Jayasinghe
Sameera Senanayake
Sanjeewa Kularatna
author_facet Rasika M Jayasinghe
Sameera Senanayake
Sanjeewa Kularatna
author_sort Rasika M Jayasinghe
collection DOAJ
description Fluoride varnish application is an effective intervention in controlling dental caries. Objective of this study was to evaluate the effectiveness of six monthly application of sodium fluoride varnish in prevention of dental caries in deciduous teeth, permanent incisors and molars in children between six and seven years in a low resource setting, Sri Lanka. This was an open-label, randomized controlled trial (NCT02877888) in school children aged six to seven years, living in a district of Sri Lanka. Recruited children were randomly assigned to either a treatment (n=161) or to control group (n=162). Children in the treatment group received fluoride varnish professionally applied every 6 months combined with counselling on maintenance of oral hygiene and diet for a period of 2 years. Caries examinations were conducted using the International Caries Detection and Assessment System (ICDAS). The primary outcome studied was the number of new caries in the two study groups. At each time interval, the mean number of new dental caries was significantly lower in the intervention group. When independent effect of the intervention on development of new dental caries was assessed, application of fluoride varnish every 6 months for a period of 2 years was significantly associated with less number of new dental caries compared to controls. Fluoride varnish application in a low resource setting is an effective method of preventing dental caries among children. A national level programme would contribute to the reduction of dental caries in this age group. Keywords: Clinical trial, Fluoride varnish, Dental caries, Caries prevention, Effectiveness
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issn 2277-3525
2582-7901
language English
publishDate 2021-12-01
publisher International Dental Educationists’ Association (IDEA)
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series Journal of Multidisciplinary Dental Research
spelling doaj-art-af0812840b3d4448902ec74e3ed74caf2025-08-20T02:38:30ZengInternational Dental Educationists’ Association (IDEA)Journal of Multidisciplinary Dental Research2277-35252582-79012021-12-0172707410.38138/JMDR/v7i2.2021.6Effectiveness of Sodium Fluoride Varnish to Control Dental Caries in School Children: A Randomised Controlled TrialRasika M JayasingheSameera SenanayakeSanjeewa Kularatna Fluoride varnish application is an effective intervention in controlling dental caries. Objective of this study was to evaluate the effectiveness of six monthly application of sodium fluoride varnish in prevention of dental caries in deciduous teeth, permanent incisors and molars in children between six and seven years in a low resource setting, Sri Lanka. This was an open-label, randomized controlled trial (NCT02877888) in school children aged six to seven years, living in a district of Sri Lanka. Recruited children were randomly assigned to either a treatment (n=161) or to control group (n=162). Children in the treatment group received fluoride varnish professionally applied every 6 months combined with counselling on maintenance of oral hygiene and diet for a period of 2 years. Caries examinations were conducted using the International Caries Detection and Assessment System (ICDAS). The primary outcome studied was the number of new caries in the two study groups. At each time interval, the mean number of new dental caries was significantly lower in the intervention group. When independent effect of the intervention on development of new dental caries was assessed, application of fluoride varnish every 6 months for a period of 2 years was significantly associated with less number of new dental caries compared to controls. Fluoride varnish application in a low resource setting is an effective method of preventing dental caries among children. A national level programme would contribute to the reduction of dental caries in this age group. Keywords: Clinical trial, Fluoride varnish, Dental caries, Caries prevention, Effectivenesshttps://jmdr-idea.com/articles/effectiveness-of-sodium-fluoride-varnish-to-control-dental-caries-in-school-children-a-randomised-controlled-trial
spellingShingle Rasika M Jayasinghe
Sameera Senanayake
Sanjeewa Kularatna
Effectiveness of Sodium Fluoride Varnish to Control Dental Caries in School Children: A Randomised Controlled Trial
Journal of Multidisciplinary Dental Research
title Effectiveness of Sodium Fluoride Varnish to Control Dental Caries in School Children: A Randomised Controlled Trial
title_full Effectiveness of Sodium Fluoride Varnish to Control Dental Caries in School Children: A Randomised Controlled Trial
title_fullStr Effectiveness of Sodium Fluoride Varnish to Control Dental Caries in School Children: A Randomised Controlled Trial
title_full_unstemmed Effectiveness of Sodium Fluoride Varnish to Control Dental Caries in School Children: A Randomised Controlled Trial
title_short Effectiveness of Sodium Fluoride Varnish to Control Dental Caries in School Children: A Randomised Controlled Trial
title_sort effectiveness of sodium fluoride varnish to control dental caries in school children a randomised controlled trial
url https://jmdr-idea.com/articles/effectiveness-of-sodium-fluoride-varnish-to-control-dental-caries-in-school-children-a-randomised-controlled-trial
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AT sameerasenanayake effectivenessofsodiumfluoridevarnishtocontroldentalcariesinschoolchildrenarandomisedcontrolledtrial
AT sanjeewakularatna effectivenessofsodiumfluoridevarnishtocontroldentalcariesinschoolchildrenarandomisedcontrolledtrial