Evidence map›Paper›PMID 29159197›Full record

ArticleAnnals of clinical and translational neurology2017

Donepezil enhances understanding of degraded speech in Alzheimer's disease.

Chris J D Hardy, Yun T Hwang, Rebecca L Bond, Charles R Marshall, Basil H Ridha, Sebastian J Crutch, Martin N Rossor, Jason D Warren

Open access · goldAbstract read
In one paragraph

Article in Annals of clinical and translational neurology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
1.3field-weighted citation impact, top 20% 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

15 citing papers in PubMed, 19 citations in OpenAlex.

  1. Trial
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  6. Cholinergic modulation of sensory perception and plasticity.Neuroscience and biobehavioral reviews · 2023
    Review
  7. Review
  8. Hearing and dementia: from ears to brain.Brain : a journal of neurology · 2021
    Review
  9. Primary Progressive Aphasia: Toward a Pathophysiological Synthesis.Current neurology and neuroscience reports · 2021
    Review
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  11. Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

8 authors at 1 institution in 1 country.

Chris J D HardyDementia Research Centre Department of Neurodegenerative Disease Institute of Neurology University College London London United Kingdom.
Yun T HwangDementia Research Centre Department of Neurodegenerative Disease Institute of Neurology University College London London United Kingdom.
Rebecca L BondDementia Research Centre Department of Neurodegenerative Disease Institute of Neurology University College London London United Kingdom.
Charles R MarshallDementia Research Centre Department of Neurodegenerative Disease Institute of Neurology University College London London United Kingdom.ORCID 0000-0002-8227-2354
Basil H RidhaDementia Research Centre Department of Neurodegenerative Disease Institute of Neurology University College London London United Kingdom.
Sebastian J CrutchDementia Research Centre Department of Neurodegenerative Disease Institute of Neurology University College London London United Kingdom.
Martin N RossorDementia Research Centre Department of Neurodegenerative Disease Institute of Neurology University College London London United Kingdom.
Jason D WarrenDementia Research Centre Department of Neurodegenerative Disease Institute of Neurology University College London London United Kingdom.
UK Dementia Research Institute · GB

Funding

Medical Research Council MR/M009106/1Wellcome Trust
6 · The paper itself

Abstract

Auditory dysfunction under complex, dynamic listening conditions is a clinical hallmark of Alzheimer's disease (AD) but challenging to measure and manage. Here, we assessed understanding of sinewave speech (a paradigm of degraded speech perception) and general cognitive abilities in 17 AD patients, before and following a 10 mg dose of donepezil. Relative to healthy older individuals, patients had impaired sinewave speech comprehension that was selectively ameliorated by donepezil. Our findings demonstrate impaired perception of degraded speech in AD but retained perceptual learning capacity that can be harnessed by acetylcholinesterase inhibition, with implications for designing communication interventions and acoustic environments in dementia.

Identifiers

PMID29159197
PMCPMC5682113
OpenAlexW2757855771

What OpenQuestion holds

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LicenceCC BY
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.