HLTH355 Lecture Notes - Lecture 83: Apple I, Serving Size, Observational Error
6 Dec 2018
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Table: breakfast, foods and drinks, cheerios, 1 cup, milk, 2, cup, coffee, brewed, 2 cups, half and half, 2tbsp, banana, 1, large, snack, foods and drinks. Latte, 1: 1 cups, almonds, salted, cups. Lunch: foods and drinks, bread, white, 2 slices, cheese, cheddar, 3 ounces, butter, 1 tbsp, apple, 1, small, snack, foods and drinks, carrots, cup. Food record/diary usual intake: recent diet (repeats, total diet, culturally neutral, previously cost prohibitive, reactivity possible, rich detail. Intake on a given day does not reflect usual intake: affected by systematic error or bias, contributors: Food frequency questionnaires: how many times ate and drank different types of foods and beverages over a time period, usually self-administered, attempt to capture total diet, typically 30-60 minutes to complete. Ffqs: differ in terms of, number of foods, usually >100 items to capture total diet, specificity to population of interest, time frame, portion size questions.
