Evidence map›Paper›PMID 28623677›Full record

ArticleAlzheimer's & dementia : the journal of the Alzheimer's Association2017

Incidence of cognitively defined late-onset Alzheimer's dementia subgroups from a prospective cohort study.

Paul K Crane, Emily Trittschuh, Shubhabrata Mukherjee, Andrew J Saykin, R Elizabeth Sanders, Eric B Larson, Susan M McCurry, Wayne McCormick, James D Bowen, Thomas Grabowski and 8 more

Abstract read
In one paragraph

Article in Alzheimer's & dementia : the journal of the Alzheimer's Association, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 48 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed, 1 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

48 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
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  7. Facets of language performance in early-onset and late-onset Alzheimer's disease dementia.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2025
    Article
  8. Postmortem neuropathologies are associated with retrospective tensor-based morphometry findings in Alzheimer's dementia continuum.Neurological sciences : official journal of the Italian Neurological Society and of the Italian Society of Clinical Neurophysiology · 2025
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  18. Cognitively defined Alzheimer's dementia subgroups have distinct atrophy patterns.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2024
    Article
  19. Article
  20. Alzheimer's disease heterogeneity explained by polygenic risk scores derived from brain transcriptomic profiles.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2023
    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

18 authors.

Paul K CraneDepartment of Medicine, University of Washington, Seattle, WA, USA. Electronic address: pcrane@uw.edu.
Emily TrittschuhVA Puget Sound Health Care System, Geriatric Research Education and Clinical Center, Seattle, WA, USA; Department of Psychiatry and Behavioral Sciences, University of Washington, Seattle, WA, USA.
Shubhabrata MukherjeeDepartment of Medicine, University of Washington, Seattle, WA, USA.
Andrew J SaykinDepartment of Radiology and Imaging Sciences and the Indiana Alzheimer's Disease Center, Indiana University School of Medicine, Indianapolis, IN, USA.
R Elizabeth SandersDepartment of Medicine, University of Washington, Seattle, WA, USA.
Eric B LarsonKaiser Permanente Washington Health Research Institute, Seattle, WA, USA.
Susan M McCurryDepartment of Psychosocial and Community Health, University of Washington, Seattle, WA, USA.
Wayne McCormickDepartment of Medicine, University of Washington, Seattle, WA, USA.
James D BowenDepartment of Neurology, Swedish Medical Center, Seattle, WA, USA.
Thomas GrabowskiDepartment of Radiology, University of Washington, Seattle, WA, USA; Department of Neurology, University of Washington, Seattle, WA, USA.
Mackenzie MooreCollege of Arts and Sciences, University of Washington, Seattle, WA, USA.
Julianna BaumanCollege of Arts and Sciences, University of Washington, Seattle, WA, USA.
Alden L GrossDepartment of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD, USA.
C Dirk KeeneDepartment of Pathology, University of Washington, Seattle, WA, USA.
Thomas D BirdVA Puget Sound Health Care System, Geriatric Research Education and Clinical Center, Seattle, WA, USA; Department of Neurology, University of Washington, Seattle, WA, USA.
Laura E GibbonsDepartment of Medicine, University of Washington, Seattle, WA, USA.
Jesse MezDepartment of Neurology, Boston University School of Medicine, Boston, MA, USA.
Executive Prominent Alzheimer's Disease: Genetics and Risk Factors (EPAD:GRF) Investigators

Funding

THERAPEUTIC EFFECTS OF INTRA-NASAL INSULIN DETEMIRP50AG005136 · NIA · UNIVERSITY OF WASHINGTON · PI JAYADEY, SUMAN · 1985 to 2019
$57.2M
Furthering scientific understanding of mechanisms underlying resilience to the effects of AD pathology by incorporating state of the art quantification of gliosis, inflammation, & synaptic toxicityU01AG006781 · NIA · UNIVERSITY OF WASHINGTON · PI CRANE, PAUL K, LARSON, ERIC B · 1986 to 2020
$39.3M
Neuropathology CoreP30AG013846 · NIA · BOSTON UNIVERSITY MEDICAL CAMPUS · PI KOWALL, NEIL W. · 1996 to 2020
$29.1M
Improving Cognitive Outcome Precision & Responsiveness with Modern PsychometricsR01AG029672 · NIA · UNIVERSITY OF WASHINGTON · PI CRANE, PAUL K · 2007 to 2021
$7.0M
Genetic architecture of memory and executive functioning in Alzheimer's diseaseR01AG042437 · NIA · UNIVERSITY OF WASHINGTON · PI CRANE, PAUL K · 2014 to 2017
$2.7M
Genetic and Neuropsychological Heterogeneity in Alzheimer's DiseaseK23AG046377 · NIA · BOSTON UNIVERSITY MEDICAL CAMPUS · PI MEZ, JESSE BENJAMIN · 2014 to 2018
$639k
NIA NIH HHS K23 AG046377NIA NIH HHS P30 AG013846NIA NIH HHS P50 AG005136NIA NIH HHS R01 AG029672NIA NIH HHS R01 AG042437NIA NIH HHS U01 AG006781
6 · The paper itself

Abstract

introductionThere may be biologically relevant heterogeneity within typical late-onset Alzheimer's dementia.

methodsWe analyzed cognitive data from people with incident late-onset Alzheimer's dementia from a prospective cohort study. We determined individual averages across memory, visuospatial functioning, language, and executive functioning. We identified domains with substantial impairments relative to that average. We compared demographic, neuropathology, and genetic findings across groups defined by relative impairments.

resultsDuring 32,286 person-years of follow-up, 869 people developed Alzheimer's dementia. There were 393 (48%) with no domain with substantial relative impairments. Some participants had isolated relative impairments in memory (148, 18%), visuospatial functioning (117, 14%), language (71, 9%), and executive functioning (66, 8%). The group with isolated relative memory impairments had higher proportions with ≥ APOE ε4 allele, more extensive Alzheimer's-related neuropathology, and higher proportions with other Alzheimer's dementia genetic risk variants. DISCUSSION: A cognitive subgrouping strategy may identify biologically distinct subsets of people with Alzheimer's dementia.

Indexed as

AgedAged, 80 and overAlzheimer DiseaseApolipoproteins ECognition DisordersCohort StudiesExecutive FunctionFemaleHumansIncidenceMaleMemory DisordersNeurologic ExaminationNeuropsychological TestsVisual PerceptionApolipoproteins EAlzheimer's diseaseCognitionEndophenotypesGeneticsHeterogeneityNeuropathologySubgroups

Identifiers

PMID28623677
PMCPMC5723557

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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.