Types of studies

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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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