Evidence map›Paper›PMID 33313379›Full record

ArticleAlzheimer's & dementia (Amsterdam, Netherlands)2020

Analyzing large Alzheimer's disease cognitive datasets: Considerations and challenges.

Maura Bellio, Neil P Oxtoby, Zuzana Walker, Susie Henley, Annemie Ribbens, Ann Blandford, Daniel C Alexander, Keir X X Yong

Abstract read
In one paragraph

Article in Alzheimer's & dementia (Amsterdam, Netherlands), 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing 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

6 citing papers in PubMed.

  1. Article
  2. Review
  3. Article
  4. Article
  5. Article
  6. 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

8 authors.

Maura BellioUCL Centre for Medical Image Computing (CMIC) Department of Computer Science University College London London UK.
Neil P OxtobyUCL Centre for Medical Image Computing (CMIC) Department of Computer Science University College London London UK.
Zuzana WalkerDivision of Psychiatry University College London London UK.
Susie HenleyDementia Research Centre Department of Neurodegeneration, National Hospital for Neurology and Neurosurgery UCL Queen Square Institute of Neurology University College London London UK.
Annemie RibbensIcometrix Leuven Belgium.
Ann BlandfordUCL Interaction Centre (UCLIC) Department of Computer Science University College London London UK.
Daniel C AlexanderUCL Centre for Medical Image Computing (CMIC) Department of Computer Science University College London London UK.
Keir X X YongDementia Research Centre Department of Neurodegeneration, National Hospital for Neurology and Neurosurgery UCL Queen Square Institute of Neurology University College London London UK.

Funding

Medical Research Council MR/S03546X/1
6 · The paper itself

Abstract

Recent data-sharing initiatives of clinical and preclinical Alzheimer's disease (AD) have led to a growing number of non-clinical researchers analyzing these datasets using modern data-driven computational methods. Cognitive tests are key components of such datasets, representing the principal clinical tool to establish phenotypes and monitor symptomatic progression. Despite the potential of computational analyses in complementing the clinical understanding of AD, the characteristics and multifactorial nature of cognitive tests are often unfamiliar to computational researchers and other non-specialist audiences. This perspective paper outlines core features, idiosyncrasies, and applications of cognitive test data. We report tests commonly featured in data-sharing initiatives, highlight key considerations in their selection and analysis, and provide suggestions to avoid risks of misinterpretation. Ultimately, the greater transparency of cognitive measures will maximize insights offered in AD, particularly regarding understanding the extent and basis of AD phenotypic heterogeneity.

Indexed as

Alzheimer's diseasecognitioncognitive testscomposite scoresdata‐driven computational modelsdata‐sharing initiativesmild cognitive impairmentpredictive models

Identifiers

PMID33313379
PMCPMC7720865

What OpenQuestion holds

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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.