For centuries, knowledge about the cause of disease and how to treat or prevent it was limited because it was based mostly on anecdotal evidence. Significant advances occurred when the strategy for studying disease shifted to looking at groups of people and using a numeric approach to make critical comparisons.


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 Key Questions:

How do we measure the frequency of health outcomes?
How can I estimate the burden of disease in a population?
How do we design studies to determine whether an exposure is associated (linked) to a disease?
How can I estimate the risk of developing an adverse health outcome?
How do we detect associations?
How can I present basic information about exposure and outcome from a sample?

Learning Objectives

Part 1 - Measures of Disease Frequency

After successfully completing this section, you will be able to:

Part 2 - Measuring Association Between Exposures & Health Outcomes

After completing this section, you will be able to: