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Using National Health and Nutrition Examination Survey (NHANES) Dietary Supplement Data Sponsor Office of Dietary SupplementsNational Institutes of HealthBethesda, Maryland 20892 US Office of Dietary Supplements The collection of data on dietary supplement use is financially supported by the NIHs Office of Dietary Supplements. This includes supporting the huge amount of labor necessary to get all the label information from manufacturers of the dietary supplements reported in NHANES and converting that information into public use files that can be used to analyze dietary supplement use in the United States. Additionally, the Office of Dietary Supplements supports the collection and analysis of numerous nutritional biochemistries in the Laboratory component of NHANES. NHANES 1999+ Civilian, non-institutionalized household population Residents of the 50 States and District of Columbia All ages A nationally representative sample of about 5,000 individuals each year NHANES Oversamples(1999-2006): African Americans Mexican Americans Adolescents aged 12-19 Older persons aged 60+ Pregnant women What Dietary Supplements are Americans Taking? NHANES is working on answering this question by: Collecting dietary supplements data from participants Compiling a Dietary Supplement LABEL database Dietary Supplements Flowchart Supplement Use Household Interview Interviewers ask participants about their use of dietary supplements and also about their use of antacids. Supplement Containers If participant says that they have taken a dietary supplement then interviewer asks to see all supplement containers. Containers are seen 88% of the time It is very important that containers are seen so that supplement names can be recorded accurately and completely. Product Usage Questions For how long have you been taking the product or a similar type of product? In the past 30 days, how many days did you take the product? On the days that you took the product, how much did you usual
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