Relative validity of a semi-quantitative food-frequency questionnaire in an elderly Mediterranean population of Spain
The aim of the present study was to assess reproducibility and relative validity of a self-administered FFQ used in the PREDIMED Study, a clinical trial for primary prevention of CVD by Mediterranean diet in a population at high cardiovascular risk. The FFQ was administered twice (FFQ1 and FFQ2) to...
Päätekijät: | , , , , , , , , , |
---|---|
Aineistotyyppi: | info:eu-repo/semantics/article |
Kieli: | eng |
Julkaistu: |
Cambridge University Press
2014
|
Aiheet: | |
Linkit: | https://hdl.handle.net/10171/35560 |