Question

Case Study: You are performing women, and 3. a research study on a wide range of ages of men and study you are trying to estimate the amount of lean mass and fat mass to look at its abetes. You will have a large sample and are concerned with accuracy Which method would you use and why? a. at equipment/technicians or other things will you need to use this measure? What are the assumptions with this method? c. d. What are some advantages of this method? What are some potential sources of error with this method? e. **remember there may be lots of possible answers here, but you need to have support and evidence for your answer**

Answer 1

A) Prospective cohort study is used. As this involves the large sample of men and women were by the relationship of diabetes with fat and lean mass is determined over a time.

B) baseline data, follow up, measure of out come and statistics

C) it can be prospective or retrospective

D) the advantages are as follows:

# it helps having clarity of sequnece

# helps to calculate the incidence

# facilitates study of rare exposures

# allows multiple effects with the single exposure

E) the potential sources of error are

# recall bias may occur when the subjects are exposed with the systemic difference.

# measurement bias

# response bias may occur.