Biochemical Validation of the Older Australian’s Food Frequency Questionnaire Using Carotenoids and Vitamin E
Background: Validation of a food frequency questionnaire (FFQ) is important, as inaccurate and imprecise information may affect the association between dietary exposure and health outcomes. Objective: This study assessed the validity of the Older Australian’s FFQ against plasma carotenoids and Vitam...
| Main Authors: | , , , |
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| Format: | Article |
| Language: | English |
| Published: |
MDPI AG
2014-11-01
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| Series: | Nutrients |
| Subjects: | |
| Online Access: | http://www.mdpi.com/2072-6643/6/11/4906 |