What type of study is (a) Study 1 and (b) Study 2? Write a 2 to 3 paragraphs to explain your answer for (a) and (b).

Nutrition

You hear that there are two research studies that are enrolling students on campus.
Study 1 is recruiting students with and without dandruff. This study will use food frequency questionnaires to look at past dietary intake.

Study 2 is recruiting healthy students and administering food frequency questionnaires. They will then track participants over time to look at the development of Alzheimer's disease.

QUESTIONS TO ANSWER

Number each response
(1) What type of study is (a) Study 1 and (b) Study 2?
Write a 2 to 3 paragraphs to explain your answer for (a) and (b).
(2) Roughly how many people are enrolled in: (a) Framingham Heart Study?
(b) Nurses Health Study?
(c) Black Women’s Health Study?
(d) Hispanics Health Study?
(3) After viewing the NHANES videos—(https://youtu.be/EXXTQlju_Nc, http://www.youtube.com/watch?v=4QQm-Ke6w90)
(a) What did you find surprising (unexpected) and/or disturbing?
(b) If selected for NHANES would you participate in the NHANES survey? Explain–Why? Why not?
(4) Below is part of the abstract for a real research paper published in 2005 on whether adding vinegar to food improves health. The scientists report significant positive results.

note:
Food Myth Busters always examine how research is actually done, before looking at the results.
So be a detective here.

Consider—how many people are enrolled in this research study described in the abstract?
This is the QUESTION TO ANSWER for (4):

Given how the study was done: Do the results of this study give you as much confidence (believable) when compared with the research from the studies listed in item #2?

Explain why or why not—(1-3 paragraphs)—consider what you learned from epidemiology readings.

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