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Unformatted text preview: FSN 420 paper evaluation form case-control studies Kim Chin 10/19/11 Study (author, date): Jeongseon Kim, 30 June 2009 Research Question (What is it? Clearly stated? Is there a hypothesis?): Do fish and fish omega-3-fatty acids intake decrease the risk of breast cancer? Yes, it is clearly stated. No, there wasnt a hypothesis stated in this study. Study Design describe what was done, including a graphic representation (like in class slides or in readings 10 or 11) Subjects Cases (What is the outcome of interest? How were cases defined? What are inclusion and exclusion criteria? Were they appropriate? Were demographics and other characteristics of subjects described? Were the subjects a representative sample of the relevant target population of interest? What was sample size?): If the consumption of fatty fish and fish omega-3 fatty acid is associated with a reduced risk for breast cancer. Eligible breast cancer patients were enrolled at the Center for Breast Cancer, National Cancer Center Hospital in Korea between July 2007 and September 2008. Out of the 424 incident breast cancer patients aged 25 to 77 years old admitted for surgery, only 398 patients agreed to participate in the study. 362 patients were eligible for enrollment, after the patients with previous history were excluded. After the final analysis, there were 358 cases. This isnt really representative of the relevant target population of interest....
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- Fall '11