A study on the relationship between internet use and cognitive functioning of older adults under the perspective of smart aging

BackgroundTo understand the current status of Internet use among older adults in China and the impact of Internet use on the cognitive function status of older adults.MethodsUsing data from the China Health and Retirement Longitudinal Study (CHARLS) 2020, older adults aged ≥60 years and above were s...

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Bibliographic Details
Main Authors: Jialiang Liu, Yijie Wang, Qiong Wu, Xiaohan Liu, Bin Hu
Format: Article
Language:English
Published: Frontiers Media S.A. 2025-07-01
Series:Frontiers in Public Health
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Online Access:https://www.frontiersin.org/articles/10.3389/fpubh.2025.1546929/full
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Summary:BackgroundTo understand the current status of Internet use among older adults in China and the impact of Internet use on the cognitive function status of older adults.MethodsUsing data from the China Health and Retirement Longitudinal Study (CHARLS) 2020, older adults aged ≥60 years and above were selected. Multiple linear regression was used to analyze the factors affecting Internet use on cognitive function of older adults, propensity matching score (PSM) kernel matching method was used to test the effect of Internet use on cognitive function of older adults, and two methods, proximity matching and radius matching, were used to validate the robustness of the study results.ResultsA total of 5,987 older adults were selected in this study, with cognitive function scores clustered from 9.50 to 14.50. The results of multiple linear regression showed that Internet, age, literacy, home address, self-rated health, life satisfaction, IADL, depression, alcohol consumption, and social participation had an impact on cognitive function of older adults (p < 0.05). Among them, Internet use, high literacy, alcohol consumption, and social participation were protective factors for cognitive function in older adults. Age, living in rural areas, IADL disability, and depression are risk factors for cognitive function in older adults.ConclusionCognitive function in older adults is influenced by individual characteristics, health status, and healthy lifestyles. The use of the Internet is conducive to enhancing cognitive function, promoting physical and mental health, and further realizing healthy aging in older adults.
ISSN:2296-2565