Feasibility of using saliva samples and laser-induced breakdown spectroscopy for dental screening during pandemic

Syafriandi, - and Yassin, Siti Norhayati Md and Hashim, Siti Norbaieah Mohd and Salim, Maheza Irna Mohamad and AlAshwal, Rania Hussein and Wahab, Asnida Abdul and Sahalan, Mariaulpa and Chai, Hum Yan and Lai, Khin Wee (2022) Feasibility of using saliva samples and laser-induced breakdown spectroscopy for dental screening during pandemic. In: 6th Kuala Lumpur International Conference on Biomedical Engineering, BioMed 2021, 28-29 July 2021, Virtual, Online.

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Abstract

Recent studies show that dental caries affect more than half of the adult population globally, with the socially disadvantaged groups being majorly affected. The purpose of this study is to investigate the feasibility of using Laser-Induced Breakdown Spectroscopy (LiBS) as a method of early caries screening in adults through the detection of caries elements dissolved in saliva. This experiment involved 25 students of School of Biomedical Engineering and Health Sciences, Universiti Teknologi Malaysia. Parameters that are considered in this study are pH of the saliva and spectroscopic analysis of other elements such as Na and Ca. The data were statistically analysed to evaluate the significance differences of these elements in all group levels by using One-Way ANOVA. Results show that there is a significant difference in Calcium and Sodium intensity values between the mild, moderate, and severe caries groups. Additionally, pH level also shows a significant difference between the groups. This research concluded that LIBS allows for absolute and quantitative analysis of elements contained in saliva without examining patients’ teeths and is useful as a fast and accurate oral health screening method for the community as LiBS could provide not only caries detection but also determining the caries severity level. Thus, this investigation proves that analysis of saliva samples using LiBS can be an alternative or future method in screening dental caries and applicable especially during pandemic situations. © 2022, Springer Nature Switzerland AG.

Item Type: Conference or Workshop Item (Paper)
Funders: Universiti Teknologi Malaysia [Grant no. 15J83]
Uncontrolled Keywords: Background analysis; Dental caries; LiBS; pH of saliva
Subjects: R Medicine > RK Dentistry
T Technology > TA Engineering (General). Civil engineering (General)
Divisions: Faculty of Engineering > Department of Biomedical Engineering
Depositing User: Ms. Juhaida Abd Rahim
Date Deposited: 03 Jun 2025 02:53
Last Modified: 03 Jun 2025 02:53
URI: http://eprints.um.edu.my/id/eprint/43443

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