Combined interventions showed selective cognitive improvements in older adults
Among older adults who noticed cognitive decline, combined interventions outperformed controls on memory and executive function. Overall cognition and physical performance did not show statistically clear improvements.
Based on the published abstract. The full paper may contain additional methods, results and limitations.
The 30-second takeaway
For older adults who reported declining cognitive abilities, interventions combining several domains produced better memory and executive-function results than controls or nutrition-only interventions. Executive function means the mental skills used to organize and manage tasks. However, the control comparisons did not establish improvements in overall cognition or physical performance, and benefit sizes were not provided.
The abstract does not describe the intervention components, treatment lengths, effect sizes or confidence intervals. These omissions limit judgments about how much participants improved and which combinations contributed to the results.
What researchers found
Specific cognitive outcomes
Combined interventions versus controls and nutrition-only interventions; assessment timing and numerical effect estimates were not reported.
Different outcomes gave different answers
The review separated particular thinking abilities from overall cognition and physical performance. Better results on memory and executive-function measures therefore do not establish a general improvement across every cognitive or physical outcome examined.
The comparison still needs detail
Nutrition-only interventions provided another comparison alongside control groups. The authors called for stronger studies comparing interventions from individual domains, leaving uncertainty about which elements of the combined approach account for the reported cognitive results.
The original publication
The impact of multidomain interventions on cognitive and physical function in older adults with subjective cognitive decline: a meta‑analysis and systematic review.
Yi Q, Wang W, Qi Y et al.
PeerJ · 2025
- PubMed ID
- 40585326
- Record checked
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