Evidence map›Paper›PMID 34332214›Full record

ArticleJournal of biomechanics2021

Pilot evaluation of changes in motor control after wearable robotic resistance training in children with cerebral palsy.

Benjamin C Conner, Michael H Schwartz, Zachary F Lerner

Registry-linked trialAbstract read
In one paragraph

Article in Journal of biomechanics, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05330052 (The Effects of a Powered Knee Orthosis on Gait Kinematics of Children With Knee Extension Deficiency), which is not on this map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing 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.

NCT05330052 nacompletednot on this mapstarted 2022, after this paper: background citation

The Effects of a Powered Knee Orthosis on Gait Kinematics of Children With Knee Extension Deficiency

TypeinterventionalSponsorUniversity of British ColumbiaRan2022 to 2023Enrolled4ConditionsCerebral Palsy, Spina Bifida, Spinal Cord InjuriesArmsAgilik
3 · Its place in the literature

Who cites it

19 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

3 authors.

Benjamin C ConnerCollege of Medicine - Phoenix, University of Arizona, Phoenix, AZ, USA.
Michael H SchwartzJames R. Gage Center for Gait & Motion Analysis, Gillette Children's Specialty Healthcare, St. Paul, MN, USA; Department of Orthopaedic Surgery, University of Minnesota, Minneapolis, MN, USA.
Zachary F LernerCollege of Medicine - Phoenix, University of Arizona, Phoenix, AZ, USA; Department of Mechanical Engineering, Northern Arizona University, Flagstaff, AZ, USA. Electronic address: Zachary.Lerner@nau.edu.

Funding

Pediatric Gait Rehabilitation Via Wearable Robotic AssistanceR03HD094583 · NICHD · NORTHERN ARIZONA UNIVERSITY · PI LERNER, ZACHARY FOREST · 2018 to 2019
$284k
NICHD NIH HHS R03 HD094583
6 · The paper itself

Abstract

Cerebral palsy (CP) is characterized by deficits in motor function due to reduced neuromuscular control. We leveraged the guiding principles of motor learning theory to design a wearable robotic intervention intended to improve neuromuscular control of the ankle. The goal of this study was to determine the neuromuscular and biomechanical response to four weeks of exoskeleton ankle resistance therapy (exo-therapy) in children with CP. Five children with CP (12 - 17 years, GMFCS I - II, two diplegic and three hemiplegic, four males and one female) were recruited for ten 20-minute sessions of exo-therapy. Surface electromyography, three-dimensional kinematics, and metabolic data were collected at baseline and after training was complete. After completion of training and with no device on, participants walked with decreased co-contraction between the plantar flexors and dorsiflexors (-29 ± 11%, p = 0.02), a more typical plantar flexor activation profile (33 ± 13% stronger correlation to a typical soleus activation profile, p = 0.01), and increased neural control complexity (7 ± 3%, p < 0.01 measured via muscle synergy analysis). These improvements in neuromuscular control led to a more mechanically efficient gait pattern (58 ± 34%, p < 0.05) with a reduced metabolic cost of transport (-29 ± 15%, p = 0.02). The findings from this study suggest that ankle exoskeleton resistance therapy shows promise for rapidly improving neuromuscular control for children with CP, and may serve as a meaningful rehabilitative complement to common surgical procedures.

Indexed as

Cerebral PalsyResistance TrainingRobotic Surgical ProceduresWearable Electronic DevicesBiomechanical PhenomenaChildFemaleGaitHumansMaleMuscle, SkeletalPilot ProjectsCerebral palsyExoskeletonGaitMuscle synergyNeurorehabilitation

Identifiers

PMID34332214
PMCPMC8453102

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Registered trials

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.