Abstract
Study design
Secondary outcome measures analysis of a randomized, controlled study.
Objective
To assess the effects of hybrid-functional electrical stimulation (FES) rowing on motor and sensory recovery in individuals with spinal cord injury (SCI) 6–18 months post injury.
Setting
Outpatient rehabilitation network.
Methods
25 participants 6–12 months after SCI were randomly assigned to hybrid-FES rowing (n = 10) or standard of care (n = 15) groups. The hybrid-FES rowing group completed 6 months of rowing scheduled 3 times per week for 26 weeks at an exercise intensity of 70–85% of maximal heart rate. The standard of care group either participated in an arm ergometer exercise program (n = 6) or a waitlist without an explicit exercise program (n = 9). Changes in motor score and combined sensory score of the International Standards for Neurological Classification of SCI (ISNCSCI) were analyzed.
Results
Both groups demonstrated increases in motor and combined sensory scores, but no significant differences were noted between intervention groups (motor difference mean ↑1.3 (95% CI, −1.9 to 4.4), combined sensory difference mean ↓10 (−30 to 18)). There was an average of 63% adherence to the hybrid-FES rowing protocol, with no significant correlation in changes in motor or combined sensory score in the hybrid-FES rowing group with total distance or time rowed.
Conclusions
No significant effects to neurologic improvement were found with hybrid-FES rowing when compared with standard of care interventions in individuals with SCI 6–18 months post injury.
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Data availability
The datasets analyzed during the current study are available from the corresponding author on reasonable request.
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Acknowledgements
We would like to acknowledge Drs Stephanie Cho, Jayne Donovan, and Chloe Slocum for their assistance with data collection for this study.
Funding
This clinical trial (NCT02139436) was supported by the National Heart, Lung, and Blood Institute (1R01HL117037).
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RCC was responsible for extracting and analyzing data, interpreting results, and writing the report. JAT was responsible for designing the study protocol, overseeing data collection, and providing feedback on the report. RS was responsible for designing the study protocol, analyzing data, interpreting results, and writing the report.
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The present study was approved by the Institutional Review Board at Spaulding Rehabilitation Hospital. We certify that all applicable institutional and governmental regulations concerning the ethical use of human volunteers were followed during the course of this research.
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Chou, R.C., Taylor, J.A. & Solinsky, R. Effects of hybrid-functional electrical stimulation (FES) rowing whole-body exercise on neurologic improvement in subacute spinal cord injury: secondary outcomes analysis of a randomized controlled trial. Spinal Cord 58, 914–920 (2020). https://doi.org/10.1038/s41393-020-0445-3
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DOI: https://doi.org/10.1038/s41393-020-0445-3
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