PTOTPilotComplementary therapies in clinical practice2020

Yoga improves balance, mobility, and perceived occupational performance in adults with chronic brain injury: A preliminary investigation.

J A Stephens, M Van Puymbroeck, P L Sample and 1 others

PMID 32347208

WHAT IT FOUND

Eight weeks of group yoga, including physical postures, breath work, affirmations, and meditation/relaxation, was associated with improved balance, walking distance, and perceived occupational performance in seven adults with chronic brain injury; balance confidence, pain, and performance satisfaction did not change.

Key findings

01The averaged baseline and pre-yoga Berg Balance Scale score was 46.286, and the post-yoga score was 51.000, with a significant improvement.

02The averaged baseline and pre-yoga 6-minute walk distance was 1183.865 feet, and the post-yoga distance was 1350.116 feet, with a significant improvement.

03The averaged baseline and pre-yoga Canadian Occupational Performance Measure performance score was 3.600, and the post-yoga score was 5.229, with a significant improvement; COPM satisfaction did not change.

STILL TO COME

How it was doneWhat they foundWhat it means for PTsWhat it means for OTs

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What it does not show

Only seven participants completed all aspects, and the study is described as preliminary, so it cannot establish effects in a larger population. There was no randomised control group; participants served as their own controls, and the authors note practice effects as a concern. The analysis averaged baseline and pre-yoga scores to account for practice effects, which may have reduced variability and affected the post-yoga comparisons. The sample was heterogeneous in brain injury mechanism, and injury severity was not obtained. Three of four self-report outcomes were null, and self-awareness deficits after brain injury may have affected self-report. No Bonferroni corrections were applied, so multiple significant findings should be interpreted cautiously.

Declared interests

The authors declare no conflict of interest.

The easy way to misread this

Do not conclude that yoga is proven to reduce falls or improve balance confidence, pain, or occupational satisfaction. This was a small uncontrolled pilot, and the intervention included physical postures, breath work, affirmations, and meditation/relaxation, so the contribution of any single component cannot be separated.

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