Study Designs
Starts with the identification of the research problem that leads to a specific research question to be asked. The type of study design chosen will be determined as the most appropriate to answer the research question.
The research question should be – important, answerable and “do-able”. The key to good research is asking the right research question appropriate design and methodolgy can be designed to answer the question.
Needed to be “excited” about research question
Two broad types of studies: – observation & experimental
Timelines of studies: Cross sectional eg
Prospective eg
Retrospective eg
Summary of key research designs:
Cohort – select on exposure eg
Case-control – select an outcome eg
Experimental – assign an exposure eg
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