Flashcards in Confounding: Guilty by Association? Deck (7):
Confounding refers to when a relationship between an exposure and an outcome is distorted by their shared relationship with something else
What are two examples of Observational Studies?
Case Control Studies
Are Cohort / Case control studies prospective or retrospective?
Cohort = Prospective
Case control = Retrospective
What 4 things can researchers do to remove a confounding factor from the design and analysis of their study?
1. Restriction (exclusion)
4. Multiple Variable Regression
What are 2 pitfalls to using Restriction as a means to remove a confounding factor?
1. Less data available
2. Difficult if there are multiple confounding factors
What is "Matching" as a means to eliminate Confounding in research?
Creating a comparison group matched on the possible confounder