Evidence map›Paper›PMID 28485884›Full record

ArticleHuman brain mapping2017

Altered sensorimotor cortical oscillations in individuals with multiple sclerosis suggests a faulty internal model.

David J Arpin, Elizabeth Heinrichs-Graham, James E Gehringer, Rana Zabad, Tony W Wilson, Max J Kurz

Abstract read
In one paragraph

Article in Human brain mapping, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

20 citing papers in PubMed.

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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

6 authors.

David J ArpinDepartment of Physical Therapy, Munroe-Meyer Institute, University of Nebraska Medical Center, Omaha, Nebraska.
Elizabeth Heinrichs-GrahamCenter for Magnetoencephalography, University of Nebraska Medical Center, Omaha, Nebraska.ORCID 0000-0002-7914-5258
James E GehringerDepartment of Physical Therapy, Munroe-Meyer Institute, University of Nebraska Medical Center, Omaha, Nebraska.
Rana ZabadDepartment of Neurological Sciences, University of Nebraska Medical Center, Omaha, Nebraska.
Tony W WilsonCenter for Magnetoencephalography, University of Nebraska Medical Center, Omaha, Nebraska.ORCID 0000-0002-5053-8306
Max J KurzDepartment of Physical Therapy, Munroe-Meyer Institute, University of Nebraska Medical Center, Omaha, Nebraska.ORCID 0000-0001-7040-5474

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Multiple sclerosis (MS) is a demyelinating disease that results in a broad array of symptoms, including impaired motor performance. How such demyelination of fibers affects the inherent neurophysiological activity in motor circuits, however, remains largely unknown. Potentially, the movement errors associated with MS may be due to imperfections in the internal model used to make predictions of the motor output that will meet the task demands. Prior magnetoencephalographic (MEG) and electroencephalographic brain imaging experiments have established that the beta (15-30 Hz) oscillatory activity in the sensorimotor cortices is related to the control of movement. Specifically, it has been suggested that the strength of the post-movement beta rebound may indicate the certainty of the internal model. In this study, we used MEG to evaluate the neural oscillatory activity in the sensorimotor cortices of individuals with MS and healthy individuals during a goal-directed isometric knee force task. Our results showed no difference between the individuals with MS and healthy individuals in the beta activity during the planning and execution stages of movement. However, we did find that individuals with MS exhibited a weaker post-movement beta rebound in the pre/postcentral gyri relative to healthy controls. Additionally, we found that the behavioral performance of individuals with MS was aberrant, and related to the strength of the post-movement beta rebound. These results suggest that the internal model may be faulty in individuals with MS. Hum Brain Mapp 38:4009-4018, 2017. © 2017 Wiley Periodicals, Inc.

Indexed as

FemaleHumansIsometric ContractionKneeMagnetoencephalographyMaleMiddle AgedMotor ActivityMultiple Sclerosis, Chronic ProgressiveMultiple Sclerosis, Relapsing-RemittingPeriodicitySensorimotor Cortexbeta frequencylower extremitymagnetoencephalographyPMBR

Identifiers

PMID28485884
PMCPMC6867014

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.