Evidence map›Paper›PMID 31439926›Full record

Trial reportScientific reports2019

Neuromuscular organisation and robustness of postural control in the presence of perturbations.

Victor Munoz-Martel, Alessandro Santuz, Antonis Ekizos, Adamantios Arampatzis

Open access · goldAbstract readClinical Trial
In one paragraph

Trial report in Scientific reports, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
11.0field-weighted citation impact, top 2% 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

27 citing papers in PubMed, 47 citations in OpenAlex.

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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

4 authors at 1 institution in 1 country.

Victor Munoz-MartelDepartment of Training and Movement Sciences, Humboldt-Universität zu Berlin, Berlin, Germany. v.munozmartel@hu-berlin.de.
Alessandro SantuzDepartment of Training and Movement Sciences, Humboldt-Universität zu Berlin, Berlin, Germany.ORCID http://orcid.org/0000-0002-6577-5101
Antonis EkizosDepartment of Training and Movement Sciences, Humboldt-Universität zu Berlin, Berlin, Germany.
Adamantios ArampatzisDepartment of Training and Movement Sciences, Humboldt-Universität zu Berlin, Berlin, Germany. a.arampatzis@hu-berlin.de.
Humboldt-Universität zu Berlin · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Perturbation-based exercise interventions challenge balance and improve reactive motor control. Our purpose was to investigate the modular organisation during a standing balance task in both stable and unstable conditions to provide new insights into the neuromuscular control mechanisms needed to cope with perturbations. Fifteen participants performed 54 cycles of a specific task (i.e. pass from a double- to a single-leg standing) on stable ground and an unstable oscillating platform (Posturomed). Muscle synergies were extracted from the electromyographic activity of thirteen lower limb muscles. The maximum Lyapunov exponents of different body segments were calculated using kinematic data. We found two synergies functionally associated with the single- and double-leg stance in both stable and unstable conditions. Nonetheless, in the unstable condition participants needed an extra muscle synergy also functionally related to the single stance. Although a simple organisation of the neuromuscular system was sufficient to maintain the postural control in both conditions, the increased challenge in the oscillating platform was solved by adding one extra synergy. The addition of a new synergy with complementary function highlighted an increased motor output's robustness (i.e. ability to cope with errors) in the presence of perturbations.

Indexed as

ElectromyographyAdultBiomechanical PhenomenaFemaleHumansMaleMuscle, SkeletalPostural BalancePosture

Identifiers

PMID31439926
PMCPMC6706387
OpenAlexW2969617766

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.