A study is performed to assess whether there is an association between exposure
ID: 3337172 • Letter: A
Question
A study is performed to assess whether there is an association between exposure to secondhand cigarette smoke in infancy and delayed development. 50 children with delayed development and 50 with normal development are selected for investigation. Parents are asked whether their children were exposed to secondhand cigarette smoke in infancy or not. This study is an example of Prospective of cohort study. Retrospective cohort study. Case control study. Clinical trial study none of the above. A study is performed to assess whether there is an association between exposure to secondhand cigarette smoke in infancy and delayed development. 50 children with delayed development and 50 with normal development are selected for investigation. Parents are asked whether their children were exposed to secondhand cigarette smoke in infancy or not. This study is an example of Prospective of cohort study. Retrospective cohort study. Case control study. Clinical trial study none of the above.Explanation / Answer
Case control study
In case control study, two groups are chosen with two attributes and then the cause of the attribute is analysed based on certain parameters. here, the attibute to be tested is the development of a child. So, groups are made based on the development as criterion. Then, the parameter used to evaluate the impact on the attribute is the exposure to secondhand cigarette smoke. This type of studies are called Case control studies.
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