LIFESCI 2N03 Study Guide - Midterm Guide: Coronary Artery Disease, Nutrition Facts Label, Cardiovascular Disease
14 Oct 2017
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Document Summary
24 hour recall food record food frequency questionnaire. 24 hour recall records of foods consumed in the past 24 h can use multiple 24 hour recalls to get an idea of usually intake. Pros one of the most accurate ways to assess diet validated. Cons rely on short-term memory time and labour consuming (takes 20-60 min) current, not usual intake - may be diet di erent from usual days. Food records record food intake as they eat for 3-7 days details including preparation, quantities, brands estimated or weighed. Pros validated gives idea of food intake over range of days, habitual weighing food increases accuracy. Cons respondent burden accuracy can decrease over study period assume literacy/serving time and labor consuming. Food frequency questionnaire indicate the frequency and amount that foods are consumed lists vary in complexity and length accuracy increases if interviewer-administered.
