Evidence map›Paper›PMID 35084721›Full record

ReviewNeurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics2022

Heterogeneity in Alzheimer's Disease Diagnosis and Progression Rates: Implications for Therapeutic Trials.

Ranjan Duara, Warren Barker

Open access · bronzeAbstract readReview
In one paragraph

Review in Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 126 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
126citing papers in PubMed, 2 pooled it
21.2field-weighted citation impact, top 1% 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

126 citing papers in PubMed, 2 syntheses or guidelines pooled it, 159 citations in OpenAlex.

  1. Pooled it
  2. Assessing clinical progression measures in Alzheimer's disease trials: A systematic review and meta-analysis.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2024
    Pooled it
  3. Trial
  4. Trial
  5. Trial
  6. Review
  7. Reframing Alzheimer's Disease Through a Redox-Metabolic Framework.International journal of molecular sciences · 2026
    Review
  8. Article
  9. Exploring longitudinal relationships among Alzheimer's disease biomarkers.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2026
    Article
  10. Epigenetic aging in Alzheimer's disease: Relation to proteome.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2026
    Article
  11. Article
  12. Reducing overconfident errors in clinical prediction models.BMC medical informatics and decision making · 2026
    Article
  13. Article
  14. Article
  15. Review
  16. Review
  17. Article
  18. Article
  19. Article
  20. Article

66 more citing papers are in PubMed but not listed here.

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

2 authors at 2 institutions in 1 country.

Ranjan DuaraWien Center for Alzheimer's Disease and Memory Disorders, Mount Sinai Medical Center, Miami Beach, FL, USA.
Warren BarkerWien Center for Alzheimer's Disease and Memory Disorders, Mount Sinai Medical Center, Miami Beach, FL, USA. warren.barker@msmc.com.ORCID 0000-0003-2171-7142
Florida International University · USMount Sinai Medical Center · US

Funding

Social Determinants of Health, Race/Ethnicity, and White Matter HyperintensitiesP30AG066506 · NIA · UNIVERSITY OF FLORIDA · PI Rosie E Curiel Cid · 2020 to 2026
$25.6M
NIA NIH HHS P30 AG066506
6 · The paper itself

Abstract

The clinical presentation and the pathological processes underlying Alzheimer's disease (AD) can be very heterogeneous in severity, location, and composition including the amount and distribution of AB deposition and spread of neurofibrillary tangles in different brain regions resulting in atypical clinical patterns and the existence of distinct AD variants. Heterogeneity in AD may be related to demographic factors (such as age, sex, educational and socioeconomic level) and genetic factors, which influence underlying pathology, the cognitive and behavioral phenotype, rate of progression, the occurrence of neuropsychiatric features, and the presence of comorbidities (e.g., vascular disease, neuroinflammation). Heterogeneity is also manifest in the individual resilience to the development of neuropathology (brain reserve) and the ability to compensate for its cognitive and functional impact (cognitive and functional reserve). The variability in specific cognitive profiles and types of functional impairment may be associated with different progression rates, and standard measures assessing progression may not be equivalent for individual cognitive and functional profiles. Other factors, which may govern the presence, rate, and type of progression of AD, include the individuals' general medical health, the presence of specific systemic conditions, and lifestyle factors, including physical exercise, cognitive and social stimulation, amount of leisure activities, environmental stressors, such as toxins and pollution, and the effects of medications used to treat medical and behavioral conditions. These factors that affect progression are important to consider while designing a clinical trial to ensure, as far as possible, well-balanced treatment and control groups.

Indexed as

Alzheimer DiseaseBrainDisease ProgressionHumansAlzheimer’s diseaseClinical trialsGeneticsHeterogeneityProgression

Identifiers

PMID35084721
PMCPMC9130395
OpenAlexW4210391623

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.