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Dietary Patterns and Health: Insights From NESR Systematic Reviews to Inform the Dietary Guidelines for Americans
Laural K English1, Ramkripa Raghavan1, Julie E Obbagy1
1Nutrition Evidence Systematic Review Branch, Nutrition Guidance and Analysis Division, Center for Nutrition Policy and Promotion, Food and Nutrition Service, US Department of Agriculture, Alexandria, VA.
Journal of Nutrition Education and Behavior
|January 7, 2024
Summary
This perspective article details methods for systematic reviews of dietary patterns and health outcomes to inform federal dietary guidance. It covers operationalizing definitions, analyzing patterns, and synthesizing research across life stages.
Area of Science:
- Nutrition Science
- Public Health Policy
Background:
- The US Department of Agriculture (USDA) Nutrition Evidence Systematic Review (NESR) branch has extensive experience in dietary pattern research.
- Systematic reviews on dietary patterns are crucial for informing federal dietary guidance, such as the Dietary Guidelines for Americans.
Purpose of the Study:
- To share unique insights and methodological approaches from the USDA NESR branch regarding systematic reviews of dietary patterns.
- To describe techniques for synthesizing dietary patterns research across various life stages for federal dietary guidance.
Main Methods:
- Describes methodological approaches for reviewing dietary patterns research.
- Includes operationalizing definitions and analyzing labeled dietary patterns.
- Details techniques for synthesizing research across different life stages.
Main Results:
- Provides a comprehensive overview of systematic review methodologies for dietary patterns.
- Highlights approaches for analyzing and synthesizing complex dietary pattern data.
- Discusses current research activities and identifies gaps in the field.
Conclusions:
- Offers recommendations for improving future dietary patterns research.
- Emphasizes the importance of robust systematic reviews for evidence-based dietary guidance.
- Contributes to advancing the science of dietary pattern assessment for public health.
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