Electronic 12-Hour Dietary Recall (e-12HR): Comparison of a Mobile Phone App for Dietary Intake Assessment With a Food Frequency Questionnaire and Four Dietary Records (Preprint)
Abstract:Background: One of the greatest challenges for nutritional epidemiology is improving upon traditional self-reporting methods for assessing usual dietary intake. Objective: Evaluating the relative validity of a new method known as the current-day dietary recall (current-day recall), based on a Smartphone app called 12-hour dietary recall (e-12HR), for determining the habitual intake of a series of key food/drink groups using a food frequency questionnaire (FFQ) and four dietary records (DRs) as reference method… Show more
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