Caries experience and risk indicators of having decayed teeth among 65-year-olds in Oslo, Norway: a cross-sectional study

Abstract Background Meeting the oral health needs of the increasing population of older adults presents a major challenge in dental care. Knowledge about the oral health status in the young-elderly age group is essential for the planning of future oral health education and prevention programs. The a...

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Main Authors: My Tien Diep, Rasa Skudutyte-Rysstad, Anne Thea Tveit Sødal, Alix Young, Lene Hystad Hove
Format: Article
Language:English
Published: BMC 2023-10-01
Series:BMC Oral Health
Subjects:
Online Access:https://doi.org/10.1186/s12903-023-03432-x
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author My Tien Diep
Rasa Skudutyte-Rysstad
Anne Thea Tveit Sødal
Alix Young
Lene Hystad Hove
author_facet My Tien Diep
Rasa Skudutyte-Rysstad
Anne Thea Tveit Sødal
Alix Young
Lene Hystad Hove
author_sort My Tien Diep
collection DOAJ
description Abstract Background Meeting the oral health needs of the increasing population of older adults presents a major challenge in dental care. Knowledge about the oral health status in the young-elderly age group is essential for the planning of future oral health education and prevention programs. The aims of the present study were therefore to investigate the caries experience among 65-year-olds in Oslo, Norway, and to explore associations between having decayed teeth and sociodemographic, behavioural, and biological factors. Methods A random sample of 65‑year‑olds in Oslo answered a questionnaire and underwent clinical and radiographic examinations (n = 457, 52% men and 48% women) at the Research Clinic, Faculty of Dentistry, University of Oslo, between February and December 2019. Primary- and secondary coronal and root caries lesions, root remnants, and missing and restored teeth were recorded. Decayed teeth (DT) were defined as teeth with coronal- and root caries lesions that had progressed into dentine and root remnants, and the DMFT/S scores were calculated. Results The mean number of teeth was 25 (SD: 4) and the mean DMFT was 19.4 (SD: 4.7). Thirty seven percent of the individuals had at least one decayed tooth (DT > 0), and the mean number of filled teeth (FT) was 16.1 (SD: 5.4). Multivariable logistic regression analysis showed that male gender (OR: 1.8, 95% CI: 1.2–2.8), basic level of education (OR: 1.9, 95% CI: 1.2–2.9), irregular dental attendance (OR: 2.2, 95% CI: 1.0-4.8), and hyposalivation (OR: 2.1, 95% CI: 1.0-4.4) were significant risk indicators for having decayed teeth (DT > 0) (p < 0.05). Conclusions In conclusion, 65-year-olds in Oslo had a low average number of decayed and missing teeth, and a high number of restored teeth. Irregular dental attendance and hyposalivation were the strongest risk indicators for having decayed teeth. Based on the present results, it will be important to ensure access to regular dental care and to increase the emphasis on caries preventive measures for individuals with hyposalivation in this age group.
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spelling doaj.art-1ec5333e6f8145a6aacbe2efd65c80922023-11-26T14:23:48ZengBMCBMC Oral Health1472-68312023-10-0123111010.1186/s12903-023-03432-xCaries experience and risk indicators of having decayed teeth among 65-year-olds in Oslo, Norway: a cross-sectional studyMy Tien Diep0Rasa Skudutyte-Rysstad1Anne Thea Tveit Sødal2Alix Young3Lene Hystad Hove4Department of Cariology and Gerodontology, Faculty of Dentistry, University of OsloDepartment of Cariology and Gerodontology, Faculty of Dentistry, University of OsloDepartment of Cariology and Gerodontology, Faculty of Dentistry, University of OsloDepartment of Cariology and Gerodontology, Faculty of Dentistry, University of OsloDepartment of Cariology and Gerodontology, Faculty of Dentistry, University of OsloAbstract Background Meeting the oral health needs of the increasing population of older adults presents a major challenge in dental care. Knowledge about the oral health status in the young-elderly age group is essential for the planning of future oral health education and prevention programs. The aims of the present study were therefore to investigate the caries experience among 65-year-olds in Oslo, Norway, and to explore associations between having decayed teeth and sociodemographic, behavioural, and biological factors. Methods A random sample of 65‑year‑olds in Oslo answered a questionnaire and underwent clinical and radiographic examinations (n = 457, 52% men and 48% women) at the Research Clinic, Faculty of Dentistry, University of Oslo, between February and December 2019. Primary- and secondary coronal and root caries lesions, root remnants, and missing and restored teeth were recorded. Decayed teeth (DT) were defined as teeth with coronal- and root caries lesions that had progressed into dentine and root remnants, and the DMFT/S scores were calculated. Results The mean number of teeth was 25 (SD: 4) and the mean DMFT was 19.4 (SD: 4.7). Thirty seven percent of the individuals had at least one decayed tooth (DT > 0), and the mean number of filled teeth (FT) was 16.1 (SD: 5.4). Multivariable logistic regression analysis showed that male gender (OR: 1.8, 95% CI: 1.2–2.8), basic level of education (OR: 1.9, 95% CI: 1.2–2.9), irregular dental attendance (OR: 2.2, 95% CI: 1.0-4.8), and hyposalivation (OR: 2.1, 95% CI: 1.0-4.4) were significant risk indicators for having decayed teeth (DT > 0) (p < 0.05). Conclusions In conclusion, 65-year-olds in Oslo had a low average number of decayed and missing teeth, and a high number of restored teeth. Irregular dental attendance and hyposalivation were the strongest risk indicators for having decayed teeth. Based on the present results, it will be important to ensure access to regular dental care and to increase the emphasis on caries preventive measures for individuals with hyposalivation in this age group.https://doi.org/10.1186/s12903-023-03432-xEpidemiologyCaries predictionDental cariesRoot cariesCaries experienceRisk indicators
spellingShingle My Tien Diep
Rasa Skudutyte-Rysstad
Anne Thea Tveit Sødal
Alix Young
Lene Hystad Hove
Caries experience and risk indicators of having decayed teeth among 65-year-olds in Oslo, Norway: a cross-sectional study
BMC Oral Health
Epidemiology
Caries prediction
Dental caries
Root caries
Caries experience
Risk indicators
title Caries experience and risk indicators of having decayed teeth among 65-year-olds in Oslo, Norway: a cross-sectional study
title_full Caries experience and risk indicators of having decayed teeth among 65-year-olds in Oslo, Norway: a cross-sectional study
title_fullStr Caries experience and risk indicators of having decayed teeth among 65-year-olds in Oslo, Norway: a cross-sectional study
title_full_unstemmed Caries experience and risk indicators of having decayed teeth among 65-year-olds in Oslo, Norway: a cross-sectional study
title_short Caries experience and risk indicators of having decayed teeth among 65-year-olds in Oslo, Norway: a cross-sectional study
title_sort caries experience and risk indicators of having decayed teeth among 65 year olds in oslo norway a cross sectional study
topic Epidemiology
Caries prediction
Dental caries
Root caries
Caries experience
Risk indicators
url https://doi.org/10.1186/s12903-023-03432-x
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