Study
This umbrella review of 44 systematic reviews involving 2.
In plain language
This umbrella review of 44 systematic reviews involving 2.7 million participants maps the complex web of factors leading to frailty in older adults. Depression, loneliness, poor nutrition, and low physical activity increased risk, while a Mediterranean diet and active lifestyle offered strong protection. Findings guide holistic frailty prevention strategies for seniors.
Use the full description to understand the study design, methods, and the limits of the findings.
An umbrella review of 44 systematic reviews summarizing global evidence on frailty factors in adults over 60. The study identifies key biological, psychological, and social determinants and highlights the Mediterranean diet as the strongest protective factor.
Open the original publication for the complete methods, outcomes, and source material.
Published December 2025
Opens at the publisher · external site · may require institutional access
The study provides a comprehensive synthesis of factors associated with frailty in older adults, using data from a large number of systematic reviews. Its methodological approach is strong, with good transparency and relevance to seniors. However, the reliance on existing reviews means that the quality of the original studies impacts the overall findings.
| Category | Score | Rating |
|---|---|---|
| Study Design / Evidence Level | 8.0/10 | |
| Bias & Methods | 7.0/10 | |
| Statistical Integrity | 8.0/10 | |
| Transparency | 9.0/10 | |
| Conflict of Interest Disclosure | 9.0/10 | |
| Replication / External Validation | 7.0/10 | |
| Relevance to Seniors | 10.0/10 | |
| Journal Quality | 8.0/10 |
While the study offers valuable insights, the quality of the included reviews varies, which could affect the overall conclusions. Future research could benefit from more direct studies on frailty interventions.
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