Evidence map›Paper›PMID 30842752›Full record

ArticleFrontiers in neurology2019

Cortico-Muscular Coherence Is Reduced Acutely Post-stroke and Increases Bilaterally During Motor Recovery: A Pilot Study.

Richard Krauth, Johanna Schwertner, Susanne Vogt, Sabine Lindquist, Michael Sailer, Almut Sickert, Juliane Lamprecht, Serafeim Perdikis, Tiffany Corbet, José Del R Millán and 3 more

Open access · goldAbstract read
In one paragraph

Article in Frontiers in neurology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 41 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
41citing papers in PubMed, 1 pooled it
3.8field-weighted citation impact, top 6% 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

41 citing papers in PubMed, 1 synthesis or guideline pooled it, 78 citations in OpenAlex.

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  7. Prefrontal Hierarchical Control of Corticomuscular Coherence in Stroke.IEEE transactions on neural systems and rehabilitation engineering : a publication of the IEEE Engineering in Medicine and Biology Society · 2026
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  9. Corticomuscular coupling study for post-stroke rehabilitation: a scoping review.Journal of neuroengineering and rehabilitation · 2025
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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

13 authors at 5 institutions in 3 countries.

Richard KrauthNeurocybernetics and Rehabilitation, Department of Neurology and Stereotactic Neurosurgery, Otto-von-Guericke University, Magdeburg, Germany.
Johanna SchwertnerNeurocybernetics and Rehabilitation, Department of Neurology and Stereotactic Neurosurgery, Otto-von-Guericke University, Magdeburg, Germany.
Susanne VogtDepartment of Neurology, Otto-von-Guericke University, Magdeburg, Germany.
Sabine LindquistMZEB, Pfeiffersche Stiftungen, Magdeburg, Germany.
Michael SailerMEDIAN Klinik, Neurological Rehabilitation Center, Magdeburg, Germany.
Almut SickertMEDIAN Klinik, Neurological Rehabilitation Center, Magdeburg, Germany.
Juliane LamprechtInstitute for Neurorehabilitation, Affiliated Institute of the Otto-von-Guericke University, Magdeburg, Germany.
Serafeim PerdikisDefitech Chair in Brain-Machine Interface, Ecole Polytechnique Fédérale de Lausanne, Geneva, Switzerland.
Tiffany CorbetDefitech Chair in Brain-Machine Interface, Ecole Polytechnique Fédérale de Lausanne, Geneva, Switzerland.
José Del R MillánDefitech Chair in Brain-Machine Interface, Ecole Polytechnique Fédérale de Lausanne, Geneva, Switzerland.
Hermann HinrichsDepartment of Neurology, Otto-von-Guericke University, Magdeburg, Germany.
Hans-Jochen HeinzeDepartment of Neurology, Otto-von-Guericke University, Magdeburg, Germany.
Catherine M Sweeney-ReedNeurocybernetics and Rehabilitation, Department of Neurology and Stereotactic Neurosurgery, Otto-von-Guericke University, Magdeburg, Germany.
Otto-von-Guericke University Magdeburg · DEÉcole Polytechnique Fédérale de Lausanne · CHGerman Center for Neurodegenerative Diseases · DELeibniz Institute for Neurobiology · DEUniversity of Essex · GB

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Motor recovery following stroke is believed to necessitate alteration in functional connectivity between cortex and muscle. Cortico-muscular coherence has been proposed as a potential biomarker for post-stroke motor deficits, enabling a quantification of recovery, as well as potentially indicating the regions of cortex involved in recovery of function. We recorded simultaneous EEG and EMG during wrist extension from healthy participants and patients following ischaemic stroke, evaluating function at three time points post-stroke. EEG-EMG coherence increased over time, as wrist mobility recovered clinically, and by the final evaluation, coherence was higher in the patient group than in the healthy controls. Moreover, the cortical distribution differed between the groups, with coherence involving larger and more bilaterally scattered areas of cortex in the patients than in the healthy participants. The findings suggest that EEG-EMG coherence has the potential to serve as a biomarker for motor recovery and to provide information about the cortical regions that should be targeted in rehabilitation therapies based on real-time EEG.

Indexed as

cortico-muscular coherenceEEGEMGrehabilitationstrokewrist

Identifiers

PMID30842752
PMCPMC6391349
OpenAlexW2913498100

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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.