Evidence map›Paper›PMID 36343014›Full record

ArticleInternational journal of epidemiology2023

Childhood socio-economic circumstances and dementia: prospective register-based cohort study of adulthood socio-economic and cardiovascular health mediators.

Kaarina Korhonen, Taina Leinonen, Lasse Tarkiainen, Elina Einiö, Pekka Martikainen

Abstract read
In one paragraph

Article in International journal of epidemiology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed, 3 pooled it
–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

16 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
  2. Pooled it
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  4. Article
  5. Review
  6. Social determinants of dementia: A scoping review.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2025
    Article
  7. Down syndrome in Africa: Challenges, opportunities, and future directions.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2025
    Article
  8. Article
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  10. Impact of Childhood Adversity on Late-Life Cognition in Older Puerto Rican Adults.The journals of gerontology. Series B, Psychological sciences and social sciences · 2025
    Article
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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

5 authors.

Kaarina KorhonenPopulation Research Unit, Faculty of Social Sciences, University of Helsinki, Helsinki, Finland.ORCID 0000-0001-8499-2008
Taina LeinonenFinnish Institute of Occupational Health, Helsinki, Finland.
Lasse TarkiainenPopulation Research Unit, Faculty of Social Sciences, University of Helsinki, Helsinki, Finland.ORCID 0000-0002-2003-2531
Elina EiniöPopulation Research Unit, Faculty of Social Sciences, University of Helsinki, Helsinki, Finland.ORCID 0000-0003-1460-5433
Pekka MartikainenPopulation Research Unit, Faculty of Social Sciences, University of Helsinki, Helsinki, Finland.ORCID 0000-0001-9374-1438

Funding

European Research Council
6 · The paper itself

Abstract

backgroundThis study analysed the association between childhood socio-economic circumstances and the risk of dementia, and investigated the mediating role of potentially modifiable risk factors including adulthood socio-economic position and cardiovascular health.

methodsWe used a 10% sample of the 1950 Finnish population census linked with subsequent population and health registers (n = 95 381). Information of socio-economic characteristics, family structure and housing conditions at the age of 0-15 years was obtained from the 1950 census. We identified cohort members who developed dementia in 2000-2018 using national hospital, medication and death registers. Discrete time survival analysis using logistic regression and mediation analysis applying the Karlson-Holm-Breen (KHB) method were employed.

resultsAn excess risk of dementia was observed for household crowding [odds ratio (OR) = 1.10; 95% CI 1.02-1.18 for 3 to <4 persons per heated room; OR = 1.19; 95% CI 1.11-1.27 for ≥4 persons], single-father family (OR = 1.27; 95% CI 1.07-1.51) and eastern and northern region of residence (OR = 1.19; 95% CI 1.10-1.28). The effects of single-father family and region of residence were mostly direct with adulthood characteristics mediating 14% and 29% of the total effect, respectively. The largest indirect effect was observed for household crowding mediated through adulthood socio-economic position (47-65%).

conclusionsThe study shows that childhood socio-economic circumstances are associated with dementia, and that the underlying mechanisms only partly relate to adulthood socio-economic position and cardiovascular health. Socio-economic and health interventions targeted at families with children may carry long-term benefits by contributing to a lower dementia risk in later life.

Indexed as

CrowdingDementiaAdolescentChildChild, PreschoolCohort StudiesFamily CharacteristicsHumansInfantInfant, NewbornRisk FactorsSocioeconomic FactorsAlzheimer’s diseasecardiovascular healthlife coursemediation analysissocio-economic status

Identifiers

PMID36343014
PMCPMC10114069

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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.