Individualized Aerobic Exercise in Neuromuscular Diseases: A Pilot Study on the Feasibility and Preliminary Effectiveness to Improve Physical Fitness.
Eric L Voorn, Fieke S Koopman, Frans Nollet and 1 others
PMID 33332538WHAT IT FOUND
A 4-month individualized home exercise program for neuromuscular disease was feasible, with 84% completing it and few adverse events.
Participants who finished showed improved fitness markers, but without a control group, this cannot prove the treatment works.
Key findings
01Twenty-six of thirty-one participants completed the four-month program, representing an 84% completion rate.
02Among the twenty participants with complete data, submaximal heart rate decreased significantly by 6.5 beats per minute and peak workload increased by 15.4 Watts.
03Patients and therapists reported satisfaction with the guide's structure and individualized intensity, though therapists cited the time required for initiation and hand-filled worksheets as barriers.
STILL TO COME
How it was doneWhat they foundWhat it means for PTs
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What it does not show
The study had no control group, so improvements cannot be definitively attributed to the exercise program rather than natural variation or other factors. The sample size was small (31 participants), and the study was a pilot, meaning it was not powered to detect efficacy. Participants were recruited from specialized university hospitals and treated by highly experienced therapists, which may limit applicability to general practice settings. Response bias is possible because only nine patients returned the satisfaction questionnaire, and distribution relied on therapists. Physical fitness data were missing for six of the twenty-six completers, reducing the number of participants analyzed for effectiveness.
Declared interests
Funded by the Netherlands Organization for Health Research and Development. The funders played no role in the design, conduct, or reporting of the study.
The easy way to misread this
Do not interpret the significant improvements in fitness markers as proof that the B-FIT program is more effective than standard care. The study lacked a control group, and the authors explicitly state that no definite conclusions about efficacy can be made from this pilot data.