Abstract
Dietary surveyis a method to evaluate whether dietary intake meets body requirements by recording food consumed during a certain period. Widely-used dietary survey methods include: 24 h dietary recall, dietary record, food frequency questionnaire and dietary history questionnaire. Since each method has its own advantages and limitations, researchers need to choose appropriate methods according to research purposes, accuracy requirements, availability of resources, etc. Obese children who are the focus and the major difficulty in dietary survey, it is important to choose an appropriate survey method. This article reviews widely-used dietary survey methods and evaluates them in the study of obese children related dietary surveys. Key words: Diet records; Epidemiology; Obesity
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