Evidence map›Paper›PMID 38549104›Full record

ArticleBMC geriatrics2024

The relationship between healthy lifestyles and cognitive function in Chinese older adults: the mediating effect of depressive symptoms.

Guowei Xian, Yulin Chai, Yunna Gong, Wenfeng He, Chunxiao Ma, Xiaolin Zhang, Jing Zhang, Yong Ma

Abstract read
In one paragraph

Article in BMC geriatrics, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

17 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

Guowei XianSchool of Management, Shandong Second Medical University, 261053, Weifang, Shandong, China.
Yulin ChaiSchool of Management, Shandong Second Medical University, 261053, Weifang, Shandong, China.
Yunna GongSchool of Management, Shandong Second Medical University, 261053, Weifang, Shandong, China.
Wenfeng HeSchool of Management, Shandong Second Medical University, 261053, Weifang, Shandong, China.
Chunxiao MaSchool of Management, Shandong Second Medical University, 261053, Weifang, Shandong, China.
Xiaolin ZhangSchool of Management, Shandong Second Medical University, 261053, Weifang, Shandong, China.
Jing ZhangSchool of Management, Shandong Second Medical University, 261053, Weifang, Shandong, China.
Yong MaSchool of Management, Shandong Second Medical University, 261053, Weifang, Shandong, China. 2862415246@qq.com.

Funding

Sichuan Medical and Health Rule of Law Research Center-Chinese Society of Health Law Joint Project YF23-Y07the Humanities and Social Sciences Foundation of the Ministry of Education 21YJC820050the National Social Science Foundation 20CFX017
6 · The paper itself

Abstract

backgroundPrevious studies have proven the positive relationship between healthy lifestyles and cognitive function in older adults. However, the specific impacts and mechanisms require further investigation. Therefore, this study aimed to investigate whether healthy lifestyles and cognitive function were associated with Chinese older adults and whether depressive symptoms mediated their association.

methods8272 valid samples were included using the latest data from the Chinese Longitudinal Healthy Longevity Survey (CLHLS). Pearson's test was applied to investigate the relationship between the key variables. Regression models were employed to examine the mediating effects of healthy lifestyles, using Sobel's test and the bootstrap method to confirm path effects.

resultsThere was a significant correlation between healthy lifestyles, depressive symptoms, and cognitive function (p < 0.01). Healthy lifestyles directly impact cognitive function (β = 0.162, p < 0.01). Healthy lifestyles had a significant effect on depressive symptoms (β=-0.301, p < 0.01), while depressive symptoms have a significant impact on cognitive function (β=-0.108, p < 0.01). Depressive symptoms partially mediated the effect of healthy lifestyles on cognitive function (β = 0.032, p < 0.01). The Sobel and bootstrap tests confirmed the robustness of the regression analysis results.

conclusionDepressive symptoms mediate the relationship between healthy lifestyles and cognitive function. Our findings suggest that prevention strategies for cognitive impairment in older adults should focus on healthy lifestyles and mental health.

Indexed as

Cognitive DysfunctionDepressionAgedChinaCognitionHealthy LifestyleHumansLongitudinal StudiesCognitive functionDepressive symptomsHealthy lifestylesMediating effectOlder people

Identifiers

PMID38549104
PMCPMC10979595

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.