Validity of retrospective diet history: Assessing recall of midlife diet using food frequency questionnaire in later life
نویسندگان
چکیده
منابع مشابه
Relative validity of a food frequency questionnaire among tin miners in China: 1992/93 and 1995/96 diet validation studies.
OBJECTIVE Diet validation research was conducted to compare the respondents' reporting of dietary intake in a food frequency questionnaire (FFQ) with intake reported in food recalls. Because the population received annual salary increments that could modify food intake, diet validation studies (DVSs) were conducted during two time intervals. DESIGN A 99-item FFQ was administered by an intervi...
متن کاملReproducibility and Validity of a Food Frequency Questionnaire Designed to Assess Diet in Children Aged 4-5 Years
BACKGROUND The food frequency questionnaire (FFQ) is the most efficient and cost-effective method to investigate the relationship between usual diet and disease in epidemiologic studies. Although FFQs have been validated in many adult populations worldwide, the number of valid FFQ in preschool children is very scarce. The aim of this study was to evaluate the reproducibility and validity of a s...
متن کاملDietary assessment in Whitehall II: comparison of 7 d diet diary and food-frequency questionnaire and validity against biomarkers.
The aim of the present cross-sectional study was to examine the agreement and disagreement between a 7 d diet diary (7DD) and a self-administered machine-readable food-frequency questionnaire (FFQ) asking about diet in the previous year, and to validate both methods with biomarkers of nutrient intake. The subjects were an age- and employment-grade-stratified random subsample of London-based civ...
متن کاملDevelopment and Validation of a Food Frequency Questionnaire for Assessing Dietary Calcium in Children
Background and Objectives: This study aimed to develop and validate a food frequency questionnaire (FFQ) for measuring calcium intake in 9-13 years old children in Tehran, Iran. Materials and Methods: A 56-item FFQ containing main contributors of calcium in Iranian diet was designed. Criterion validity of the calcium specific FFQ was evaluated through comparing its result with five 24-h recall...
متن کاملValidity and reproducibility of a food frequency questionnaire focused on the Mediterranean diet for the Quebec population.
BACKGROUND AND AIMS Validated dietary assessment methods specific to population and food habits are needed to conduct randomized clinical trials evaluating the efficacy of the Mediterranean diet in primary and secondary prevention of cardiovascular disease. Therefore, the aim of our study was to assess the reproducibility and the relative validity of a French language semi-quantitative food fre...
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ژورنال
عنوان ژورنال: The journal of nutrition, health & aging
سال: 2011
ISSN: 1279-7707,1760-4788
DOI: 10.1007/s12603-011-0067-8