Diet Quality
Exposure Definition
Overall dietary pattern and nutritional quality. Includes intake of fruits, vegetables, whole grains, refined carbohydrates, saturated fat, sugar, and ultra-processed foods. Proxy for nutritional exposures affecting metabolic and cardiovascular health.
Proxies
| Name | Unit | Measurement | Data source |
|---|---|---|---|
| Mediterranean diet score | score 0-9 | FFQ-based scoring | Dietary questionnaire |
| HEI score | score 0-100 | Healthy Eating Index | 24-hour recall |
Biological Systems Affected
metabolic
Macronutrient composition affects insulin sensitivity, lipids, obesity
cardiovascular
Diet influences blood pressure, endothelial function, atherosclerosis
Sensitive Developmental Windows
adolescence (10-24)
Dietary habits established; growth and metabolism
GxE Highlights
No GxE highlights recorded.
Tissue-Specific Notes
adipose tissue— metabolic
References
- 1.Mozaffarian D (2016). Diet quality and chronic disease. JAMA. doi:10.1001/jama.2016.17317