SynthesisJournal of neuroengineering and rehabilitation2021
Functional electrical stimulation cycling exercise after spinal cord injury: a systematic review of health and fitness-related outcomes.
Synthesis in Journal of neuroengineering and rehabilitation, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 53 papers, 7 of them syntheses that pooled 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.
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.
Who cites it
53 citing papers in PubMed, 7 syntheses or guidelines pooled it.
- Functional Electrical Stimulation Cycling for Balance Rehabilitation in Stroke Survivors: A Systematic Review and Meta-Analysis.Artificial organs · 2026Pooled it
- The effects of exercise training on cardiometabolic health in adults with spinal cord injury: a systematic review and meta-analysis.BMC sports science, medicine & rehabilitation · 2026Pooled it
- Strategies to Augment the Cardiovascular System and Acutely Enhance Exercise Performance in Individuals with Spinal Cord Injury: A Systematic Scoping Review.Sports medicine - open · 2025Pooled it
- Rehabilitation of the lower extremities, standing and walking function in people with spinal cord injury or disease: Guideline of the German-Speaking Medical Society for Spinal Cord Injury.German medical science : GMS e-journal · 2025Guideline
- The Effects of Functional Electrical Stimulation Cycling on Muscle Spasticity in Individuals With Spinal Cord Injury: A Systematic Review.Topics in spinal cord injury rehabilitation · 2025Pooled it
- Exercise and aerobic capacity in individuals with spinal cord injury: A systematic review with meta-analysis and meta-regression.PLoS medicine · 2023Pooled it
- Efficacy of aquatic therapy in people with spinal cord injury: a systematic review and meta-analysis.Spinal cord · 2023Pooled it
- Cross-lagged assessment between indices of leisure time physical activity and domains of quality of life after electrical stimulation training in persons with spinal cord injury: An exploratory trial.PM & R : the journal of injury, function, and rehabilitation · 2026Trial
- Spatially distributed sequential stimulation applied to the paralyzed quadriceps muscles while performing motor-assisted FES cycling.Journal of neuroengineering and rehabilitation · 2025Trial
- Influence of gait-synchronized functional electrical stimulation during exoskeleton-assisted ambulation on cardiorespiratory outcomes in individuals with incomplete spinal cord injury.Journal of rehabilitation medicine · 2025Trial
- Evaluating the health and fitness benefits of a 6-month FES-cycling program on a recumbent trike for individuals with motor complete SCI: a pilot study.Journal of neuroengineering and rehabilitation · 2025Trial
- Beyond rehabilitation: a qualitative exploration of sport participation context and FES-cycling user experience in spinal cord injury.Annals of medicine · 2026Article
- From simulation to stimulation: a predictive synergy-based control strategy for functional electrical stimulation cycling in a person with spinal cord injury.Journal of neuroengineering and rehabilitation · 2026Article
- Exercise and Autonomic Cardiovascular Function-Insights From Spinal Cord-Injured Humans: A Narrative Review.Acta physiologica (Oxford, England) · 2026Review
- Spinal Cord Ischemia After Thoracoabdominal Aortic Aneurysm Repair: Pathophysiology, Detection, and Management.Neurology international · 2026Review
- Robotic Rehabilitation in Spinal Cord Injury: Neurophysiological Basis and Severity-Based Clinical Framework.Brain sciences · 2026Review
- Bibliometric analysis of research on spinal cord injury and functional electrical stimulation: trends and frontiers.Spinal cord · 2026Article
- Retrospective Analysis of Cardiovascular Effects of FES Cycling in People with Complete and Incomplete Spinal Cord Injury.Journal of clinical medicine · 2026Article
- Determinants of functional recovery and length of stay in spinal cord injury inpatients: a retrospective analysis.Spinal cord · 2026Article
- Human-machine Interface using functional electrostimulation and inertial sensors for lower limb rehabilitation in spinal cord injury individuals: a proof of concept.Medical & biological engineering & computing · 2026Article
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
5 authors.
Funding
No grant is acknowledged in the PubMed record.
Abstract
objectivesThe objective of this review was to summarize and appraise evidence on functional electrical stimulation (FES) cycling exercise after spinal cord injury (SCI), in order to inform the development of evidence-based clinical practice guidelines.
methodsPubMed, the Cochrane Central Register of Controlled Trials, EMBASE, SPORTDiscus, and CINAHL were searched up to April 2021 to identify FES cycling exercise intervention studies including adults with SCI. In order to capture the widest array of evidence available, any outcome measure employed in such studies was considered eligible. Two independent reviewers conducted study eligibility screening, data extraction, and quality appraisal using Cochranes' Risk of Bias or Downs and Black tools. Each study was designated as a Level 1, 2, 3 or 4 study, dependent on study design and quality appraisal scores. The certainty of the evidence for each outcome was assessed using GRADE ratings ('High', 'Moderate', 'Low', or 'Very low').
resultsNinety-two studies met the eligibility criteria, comprising 999 adults with SCI representing all age, sex, time since injury, lesion level and lesion completeness strata. For muscle health (e.g., muscle mass, fiber type composition), significant improvements were found in 3 out of 4 Level 1-2 studies, and 27 out of 32 Level 3-4 studies (GRADE rating: 'High'). Although lacking Level 1-2 studies, significant improvements were also found in nearly all of 35 Level 3-4 studies on power output and aerobic fitness (e.g., peak power and oxygen uptake during an FES cycling test) (GRADE ratings: 'Low').
conclusionCurrent evidence indicates that FES cycling exercise improves lower-body muscle health of adults with SCI, and may increase power output and aerobic fitness. The evidence summarized and appraised in this review can inform the development of the first international, evidence-based clinical practice guidelines for the use of FES cycling exercise in clinical and community settings of adults with SCI. Registration review protocol: CRD42018108940 (PROSPERO).
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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.