Evidence map›Paper›PMID 32900580›Full record

ArticleThe American journal of geriatric psychiatry : official journal of the American Association for Geriatric Psychiatry2020

Health Factors as Potential Mediators of the Longitudinal Effect of Loneliness on General Cognitive Ability.

Alice J Kim, Christopher R Beam, Nicole E Greenberg, Shanna L Burke

Abstract read
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In one paragraph

Article in The American journal of geriatric psychiatry : official journal of the American Association for Geriatric Psychiatry, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed, 2 pooled it
1.4field-weighted citation impact, top 13% of its field
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

18 citing papers in PubMed, 2 syntheses or guidelines pooled it, 25 citations in OpenAlex.

  1. Pooled it
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  11. Associations Between Longitudinal Loneliness, DNA Methylation Age Acceleration, and Cognitive Functioning.The journals of gerontology. Series B, Psychological sciences and social sciences · 2023
    Article
  12. Social Isolation and Loneliness in a Population Study of Cognitive Impairment: The MYHAT Study.Journal of applied gerontology : the official journal of the Southern Gerontological Society · 2023
    Article
  13. Investigating Biological Pathways Underpinning the Longitudinal Association Between Loneliness and Cognitive Impairment.The journals of gerontology. Series A, Biological sciences and medical sciences · 2023
    Article
  14. Article
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  16. Does Low Subjective Social Status Predict Cognitive Decline in Chinese Older Adults? A 4-Year Longitudinal Study From Hong Kong.The American journal of geriatric psychiatry : official journal of the American Association for Geriatric Psychiatry · 2021
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors at 3 institutions in 1 country.

Alice J KimUniversity of Southern California (AJK, CRB), Los Angeles, CA.
Christopher R BeamUniversity of Southern California (AJK, CRB), Los Angeles, CA. Electronic address: beamc@usc.edu.
Nicole E GreenbergPalo Alto University (NEG), Palo Alto, CA.
Shanna L BurkeFlorida International University (SLB), Miami, FL.
University of Southern California · USFlorida International University · USPalo Alto University · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveHigher levels of loneliness in older adulthood predict cognitive decline, but research on mediating mechanisms is sparse. We examine multisystemic physiological risk, functional ability, self-rated health, depressive symptoms, and social participation as mediating processes for the association between loneliness and general cognitive ability over a 10-year follow-up in an older adult sample.

methodsThree waves of data from 3,005 individuals (mean intake age: 69.30 (SD: 7.85) years; female = 51.61%) recruited during Wave 1 of the National Social Life, Health, and Aging Project were used to test whether hypothesized mediators collected at the 5-year follow-up explained effects of baseline loneliness on 10-year general cognitive ability.

resultsThe relationship between baseline loneliness and 10-year general cognitive ability was not mediated by multisystemic physiological risk. Functional ability (b = -0.24, SE = 0.05, p <0.001), self-rated health (b = -0.08, SE = 0.02, p <0.001), depressive symptoms (b= -0.20, SE = 0.05, p <0.001), and social participation (b = -0.03, SE = 0.01, p = 0.016) significantly mediated effects. Indirect effects remained significant after adjusting for demographic covariates and 5-year general cognitive ability, except social participation. DISCUSSION: Loneliness may influence cognitive ability indirectly, signaling waning physical and psychiatric health more proximally correlated with cognitive ability. These mechanisms may serve as targets of intervention for cognitive maintenance in lonely older adults.

Indexed as

Cognitive DysfunctionLonelinessAgedAgingCognitionFemaleHumansLongitudinal StudiescognitionLonelinessmediation

Identifiers

PMID32900580
OpenAlexW3048790290

What OpenQuestion holds

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Registered trials

None linked

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.