Question
Read the abstract and methods of the following article.
Coleman-Phox K, Odouli R, Li DK. Use of a fan during sleep and the risk of sudden infant death syndrome. Arch Pediatr Adolesc Med. 2008;162(10):963-8.
A. What was the exposure and outcome of interest in this study?
B. What type of study did the authors use? Why did the authors choose this type of study design to answer this question?
C. Was this a primary or secondary study base? How does this affect selection of controls? What are the advantages and disadvantages of this type of study base?
D. Did the authors use matching? If so, on what variables did they match and what was the purpose of matching?
