Evidence map›Paper›PMID 23046001›Full record

ArticlePsychology and aging2013

Cohorts based on decade of death: no evidence for secular trends favoring later cohorts in cognitive aging and terminal decline in the AHEAD study.

Gizem Hülür, Frank J Infurna, Nilam Ram, Denis Gerstorf

Abstract readComparative Study
In one paragraph

Article in Psychology and aging, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 14 papers.

0numbers the graph read from it
0cells of the map it votes in
14citing 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

14 citing papers in PubMed.

  1. Terminal Decline in Physical Function in Older Adults.The journals of gerontology. Series A, Biological sciences and medical sciences · 2024
    Article
  2. Adults Older Than Age 55 Engage in Less Diverse Activities Than Those 18 Years Ago.The journals of gerontology. Series B, Psychological sciences and social sciences · 2023
    Article
  3. Article
  4. Article
  5. Education and Cognitive Functioning Across the Life Span.Psychological science in the public interest : a journal of the American Psychological Society · 2020
    Review
  6. Article
  7. Article
  8. Cohort Differences in Cognitive Aging in the Longitudinal Aging Study Amsterdam.The journals of gerontology. Series B, Psychological sciences and social sciences · 2018
    Article
  9. Article
  10. Article
  11. Article
  12. Article
  13. Article
  14. Article
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

4 authors.

Gizem HülürInstitute of Psychology, Humboldt University, Berlin, Germany. gizem.hueluer@huberlin.de
Frank J Infurna
Nilam Ram
Denis Gerstorf

Funding

HRS Yrs29-34: Y33 SSA CoFundingU01AG009740 · NIA · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI Jessica Faul, KENNETH M LANGA · 1990 to 2026
$555.8M
Population Research InstituteR24HD041025 · NICHD · PENNSYLVANIA STATE UNIVERSITY-UNIV PARK · PI HARDY, MELISSA ANN · 2001 to 2016
$9.7M
ARRA: Tools for Articulating Within-Person Dynamic Models of Interpersonal InteraRC1AG035645 · NIA · PENNSYLVANIA STATE UNIVERSITY, THE · PI RAM, NILAM · 2009 to 2010
$998k
Psychosocial and Functional Lability in Old Age: Understanding Multidimensional AR21AG033109 · NIA · UTAH STATE UNIVERSITY · PI FAUTH, ELIZABETH BRAUNGART · 2009 to 2010
$319k
Psychological Terminal Decline as a Multidimensional Process of Age, ApproachingR21AG032379 · NIA · PENNSYLVANIA STATE UNIVERSITY, THE · PI GERSTORF, DENIS, RAM, NILAM · 2009 to 2010
$319k
NIA NIH HHS R21 AG032379NIA NIH HHS R21-AG032379NIA NIH HHS R21 AG033109NIA NIH HHS R21-AG033109NIA NIH HHS RC1 AG035645NIA NIH HHS RC1-AG035645NIA NIH HHS U01 AG009740NIA NIH HHS U01 AG09740NICHD NIH HHS R24 HD041025
6 · The paper itself

Abstract

Studies of birth-year cohorts examined over the same age range often report secular trends favoring later-born cohorts, who are cognitively fitter and show less steep cognitive declines than earlier-born cohorts. However, there is initial evidence that those advantages of later-born cohorts do not carry into the last years of life, suggesting that pervasive mortality-related processes minimize differences that were apparent earlier in life. Elaborating this work from an alternative perspective on cohort differences, we compared rates of cognitive aging and terminal decline in episodic memory between cohorts based on the year participants had died, earlier (between 1993 and 1999) or later in historical time (between 2000 and 2010). Specifically, we compared trajectories of cognitive decline in 2 death-year cohorts of participants in the Asset and Health Dynamics Among the Oldest Old study that were matched on age at death and education and controlled for a variety of additional covariates. Results revealed little evidence of secular trends favoring later cohorts. To the contrary, the cohort that died in the 2000s showed a less favorable trajectory of age-related memory decline than the cohort that died in the 1990s. In examinations of change in relation to time to death, the cohort dying in the 2000s experienced even steeper terminal declines than the cohort dying in the 1990s. We suggest that secular increases in "manufacturing" survival may exacerbate age- and mortality-related cognitive declines among the oldest old.

Indexed as

DeathEpidemiologic Research DesignMemory, EpisodicAgedAged, 80 and overAgingFemaleHealth SurveysHumansLongitudinal StudiesMaleMemory DisordersTime FactorsUnited States

Identifiers

PMID23046001
PMCPMC3543759

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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.