Problem set 3 (50 points)
What are the main conditions under which it is desirable to use case-control studies? (3.59 points)
Name some sources to identify cases for a case-control study. (3.57 points)
What is the main principle in identifying an appropriate control group? How can you “test” whether your controls meet the criteria of this principle using the “would criterion”? (3.57 points)
What are some sources of controls? What are the advantages and disadvantages of each? (3.57 points)
What are the major advantages of case-control studies? (3.57 points)
What are the major disadvantages of case-control studies? (3.57 points)
Why can’t we estimate absolute measure of association in most case-control studies? (3.57 points)
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