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Dietary patterns and changes in frailty status: the Rotterdam study.
Sandra C M de Haas1,2, Ester A L de Jonge1,3, Trudy Voortman1
1Department of Epidemiology, University Medical Centre, Erasmus MC, P.O. Box 2040, 3000 CA, Rotterdam, The Netherlands.
European Journal of Nutrition
|July 27, 2017
Summary
Adhering to national dietary guidelines or a "Traditional" diet pattern may help prevent or reverse frailty, even in younger, healthy populations. This research highlights the importance of diet in maintaining health and preventing frailty accumulation over time.
Area of Science:
- Gerontology and Nutritional Epidemiology
- Investigating the interplay between dietary habits and health status in aging populations.
Background:
- Frailty, characterized by an accumulation of health deficits, is a significant concern in aging populations.
- Understanding modifiable factors like diet is crucial for developing interventions to mitigate frailty.
Purpose of the Study:
- To examine the association between dietary patterns, both predefined and data-driven, and the development of frailty.
- To assess how adherence to dietary guidelines and specific dietary patterns influences the frailty index over time.
Main Methods:
- Utilized data from the population-based Rotterdam Study (n=2632, aged 45+).
- Assessed diet via food frequency questionnaires and defined patterns a priori (national guidelines) and a posteriori (principal component analysis).
- Measured frailty using a 38-deficit index at baseline and 4-year follow-up, analyzed with linear regression.
Main Results:
- Adherence to national dietary guidelines was linked to lower frailty at baseline and reduced frailty accumulation over time.
- Principal component analysis identified "Traditional," "Carnivore," and "Health Conscious" dietary patterns.
- The "Traditional" pattern showed an association with reduced frailty over time, while "Carnivore" and "Health Conscious" patterns did not demonstrate significant associations.
Conclusions:
- Adherence to national dietary guidelines and the "Traditional" dietary pattern may play a role in preventing, delaying, or reversing frailty.
- These findings suggest that dietary choices can impact health trajectories, even in relatively young and healthy individuals, highlighting potential for public health recommendations.
