Volume 22, Issue 9 pp. 766-772
ORIGINAL ARTICLE

Relationship between oral health and social activity among community-dwelling older adults in Korea: Focusing on the mediating effect of depressive symptoms

Han Nah Park

Han Nah Park

College of Nursing, Seoul National University, Seoul, South Korea

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Ju Young Yoon

Corresponding Author

Ju Young Yoon

College of Nursing and Research Institute of Nursing Science, Seoul National University, Seoul, South Korea

Correspondence

Dr. Ju Young Yoon PhD RN,

Associate Professor, College of Nursing and Research Institute of Nursing Science, Seoul National University, 103 Daehak-ro, Jongno-gu, Seoul 03080, South Korea.

Email: [email protected]

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First published: 08 August 2022
Citations: 4

Abstract

Aim

This study aimed to examine the relationship between oral health and social activity, and explore the mediating effect of depressive symptoms on the relationship between oral health and social activity among community-dwelling older adults in Korea.

Methods

A total of 5033 community-dwelling older adults aged ≥65 years were included in the analysis. Data were obtained from the seventh wave (2018) of the Korean Longitudinal Study of Aging. Descriptive statistics, Pearson's correlation analysis and path analysis for mediation analysis were used.

Results

Path analysis showed that older adults with better oral health had more social activities (β = 0.177, P < 0.001) and fewer depressive symptoms (β = −0.174, P < 0.001). Depressive symptoms had a mediating role partially in the relationship between oral health and social activity (β = 0.014, P < 0.001). The results of in-depth exploration using oral health subdomains showed that physical oral function and oral pain or discomfort were directly related to the social activity (β = 0.083 and β = 0.149, respectively) and indirectly mediated by depressive symptoms (β = 0.006 and β = 0.004, respectively). However, psychosocial oral function only had an indirect effect on social activity mediated by depressive symptoms (β = 0.006, P = 0.005).

Conclusions

Better oral health had a significant association with higher levels of social activities, which was partially mediated by decreased depressive symptoms. It is necessary to pay more attention to oral health promotion for older adults to decrease depressive symptoms and increase participation in social activities. Geriatr Gerontol Int 2022; 22: 766–772.

Data availability statement

The data that support the findings of this study are openly available in the Korea Employment Information Service website (https://survey.keis.or.kr/index.jsp).

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