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5 Cards in this Set
- Front
- Back
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What is the purpose of intervention studies, to test what? |
often done to test a new treatment for a disease or a preventative measure such as a vaccine |
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What is the best accurate type of clinical trial? Describe in detail. |
randomized and double blind
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Give the example give in lecture of the polio vaccine and how it was discovered to be effective |
400,000 school children in 11 states were given a polio vaccine or a placebo, then tracked incidence of polio and found those who got the vaccine had much lower rate of infection
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Describe what cohort studies are and name to cohort study that was used to determine heart disease risk factors |
- investigators link exposures without intervening in lives of subjects. - The Framingham Heart Study |
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Describe what case control studies are and give the example found with the cause of Reyes Syndrome |
- study people who are already ill and look back to determine their exposure - use of salicylates and Reyes Syndrome |
