Exercise improved daily activity scores in frail older adults, with widely varying results
A review of randomized trials found an average improvement over usual care, but substantial differences between studies limit how broadly that result applies.
Based on the published abstract. The full paper may contain additional methods, results and limitations.
The 30-second takeaway
Across the included trials, exercise improved measured ability to perform daily activities compared with usual care. Results varied substantially, so the average does not describe a dependable benefit for every frail older adult. Interventions with better adherence or closer alignment with exercise recommendations did not show larger improvements in daily activity performance.
This abstract-based summary cannot establish which daily tasks improved. The abstract provides neither follow-up durations nor a confidence interval for the pooled effect. Measurement tools and risk of bias partly explained the variation between studies.
What researchers found
Between-group difference in daily activity ability
The pooled standardized mean difference favored exercise over usual care. Assessment timeframes and a confidence interval were not reported in the abstract.
Understanding the numerical result
The difference is expressed in standard-deviation units, which describe variation in scores. It is not a change in daily-activity points or a percentage improvement, and does not specify how much less assistance a person needed.
Possible pathways remain uncertain
The review identifies physical function, cognition, confidence and psychosocial factors as possible pathways linking exercise to daily activities. It calls for further analyses to test these explanations, so the mechanisms remain uncertain.
The original publication
Unravelling the miscellaneous effects of exercise interventions on activities of daily living in frail older adults: A systematic review and meta-analysis.
De Keyser E, Tambeur J, De Smedt E et al.
Ageing Res Rev · 2025
- PubMed ID
- 40915325
- Record checked
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