Patterns of Nutrient Intake in Relation to Sarcopenia and Its Components
Amir Bagheri1, Rezvan Hashemi2, Ramin Heshmat3
1Department of Community Nutrition, School of Nutritional Sciences and Dietetics, Tehran University of Medical Sciences, Tehran, Iran.
Frontiers in Nutrition
|May 14, 2021
Summary
Dietary patterns, including the anti-inflammatory and carbo-vit patterns, are linked to reduced odds of sarcopenia and its components in older adults. This research highlights the importance of nutrient patterns for maintaining muscle health in aging populations.
Area of Science:
- Gerontology
- Nutritional Science
- Epidemiology
Background:
- Sarcopenia is a growing concern in aging populations.
- While individual nutrient associations with sarcopenia exist, dietary patterns remain understudied.
- This study addresses the gap by investigating nutrient-based dietary patterns and sarcopenia in Iranian adults.
Purpose of the Study:
- To examine the association between nutrient-based dietary patterns and the odds of sarcopenia and its components.
- To identify specific dietary patterns linked to sarcopenia risk in an elderly Iranian population.
Main Methods:
- A population-based, cross-sectional study of 300 elderly adults (≥55 years).
- Dietary intake assessed via a validated food frequency questionnaire.
- Nutrient patterns derived using principal component analysis; sarcopenia components measured using standard methods and defined by the European Working Group on Sarcopenia.
Main Results:
- Three nutrient patterns were identified: 'pro-vit', 'anti-inflammatory', and 'carbo-vit'.
- Higher adherence to the 'anti-inflammatory' pattern correlated with lower odds of sarcopenia and low muscle strength.
- Greater 'carbo-vit' pattern intake was inversely associated with the odds of low gait speed.
Conclusions:
- Significant associations were found between major nutrient-based dietary patterns and sarcopenia.
- Dietary patterns play a role in sarcopenia development and its components.
- Further research is needed to validate these findings in diverse populations.
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