Journal of Aging and Physical Activity

Exercise sped walking in older Chinese adults with chronic disease

Walking speed was 0.14 meters per second higher than with home exercise alone after 12 weeks in a randomized trial.

Paper by Wei Xin, Dan Xu, Zulin Dou, +5 more authorsAnne-Marie Hill · The Third Affiliated Hospital of Sun Yat-Sen University · The University of Western Australia
Older adults in dark blue-green take longer strides than those in gray, beside people practicing balance with an instructor.
Studied:
Randomized trial in 51 older Chinese adults with chronic diseases, against home exercise alone (Blinded, multicenter, sample size calculated, registered ChiCTR2400080071)
What changed:
Walking speed was 0.14 m/s faster with the community exercise program than with home exercise alone
The catch:
Exercise classes and motivational video calls were bundled, preventing separation of their effects
In the record:
One of 5 papers on modified otago exercise program on record: 5 with results in people.

Editor of record: Boris Djordjevic · AgingResearch.News

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In Guangzhou, China, 51 adults aged 60 or older living at home with at least one chronic disease completed a two-group, parallel randomized controlled trial. Participants had limited physical function but could walk short distances independently.

Participants received either a home exercise program alone or that program plus tailored, physiotherapist-led group sessions lasting 50–60 minutes once weekly for 12 weeks. The added program also included video calls every two weeks. Walking speed was 0.14 meters per second higher in the added-program group at 12 weeks. Balance, mobility and health-related quality of life also improved compared with controls. Walking speed, balance and quality-of-life gains met thresholds for clinically meaningful change. Handgrip strength did not differ significantly between groups. One participant withdrew because of a stroke; another moved to another city.

Why it matters

For older adults with chronic diseases, the findings support community health centers as an accessible setting for exercise programs aimed at healthy aging.

Caveats

The authors note that follow-up ended at 12 weeks, leaving open whether participants could maintain gains with home exercise alone. The trial excluded people with dementia, unstable medical conditions or an inability to walk short distances independently.

From the paper

Participants

In total, 53 older adults met the inclusion criteria and were recruited into the study.

Results

Primary outcome

The intervention group showed a statistically significant improvement in gait speed at 12 weeks compared with the control group (mean difference between groups 0.14 m/s; 95% CI [0.04, 0.26], p =.009).

Results, Primary Outcome (Gait Speed)

Limitation

This study delivered both intervention containing in-person group exercise sessions and WeChat video call motivational follow-up together, so it could not disentangle the separate effects of group classes, remote video supervision …

Strengths and Limitations

Quoted word for word from the full text on journals.humankinetics.com.

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