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Updated: Jul 15, 2025
08:47
Oral Health Assessment by Lay Personnel for Older Adults
Published on: February 2, 2020
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Association of Denture Use and Chewing Ability with Cognitive Function Analysed Using Panel Data from Korea
Nu-Ri Jun1, Jae-Hyun Kim2, Jong-Hwa Jang1,3
1Department of Public Health Science, Graduate School, Dankook University, Cheonan-si 31116, Republic of Korea.
Healthcare (Basel, Switzerland)
|September 28, 2023
Summary
Denture use and chewing ability impact cognitive function in middle-aged adults. Maintaining oral health and addressing denture-related chewing discomfort are crucial for preventing cognitive decline.
Area of Science:
- Gerontology
- Dental Science
- Cognitive Neuroscience
Background:
- Cognitive decline is a growing concern among aging populations.
- Oral health, including denture use and chewing ability, is increasingly recognized as a factor influencing overall health.
- The relationship between oral function and cognitive status in middle-aged adults requires further investigation.
Purpose of the Study:
- To investigate the association between denture use, chewing ability, and cognitive function in Korean middle-aged adults.
- To analyze how chewing difficulty affects cognitive scores in both denture wearers and non-denture wearers.
- To establish the link between oral health maintenance and cognitive decline prevention.
Main Methods:
- A longitudinal study utilizing data from 9998 Korean middle-aged adults (Korea Longitudinal Study of Aging).
- Assessment of denture use, chewing ability, and health factors via Computer-Assisted Personal Interview.
- Statistical analysis using generalized estimating equation models to control for confounding variables and examine associations with Mini-Mental State Examination (MMSE) scores.
Main Results:
- 24% of participants wore dentures; 35.1% of denture wearers and 16.4% of non-denture wearers reported chewing difficulties.
- Mini-Mental State Examination (MMSE) scores were significantly lower in denture wearers compared to non-denture wearers (β = -0.026, p < 0.001).
- Cognitive function, as measured by MMSE scores, decreased with chewing difficulty in both groups, with a more significant reduction observed in non-denture wearers (p < 0.05).
Conclusions:
- Chewing ability is strongly associated with cognitive functioning in middle-aged adults.
- Addressing chewing discomfort in denture wearers is essential for maintaining cognitive health.
- Promoting oral health and optimizing denture function are vital strategies for preventing cognitive decline.
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