Questions and Topics We Can Help You To Answer:
Paper Instructions:

Pretend you are a guest lecturer for an undergraduate research methods course. Your objective is to explain how to differentiate between the main types of epidemiologic studies. At a minimum, include the following study designs in the order below.

Ecological
Cross-sectional
Case-control
Case-crossover
Nested case-control
Prospective cohort
Retrospective cohort
Clinical trial
Community trial
Factorial design
Be sure to answer the following questions when composing your Post A (2 points each question for each of the 10 study designs = 80 points total):

What are the characteristics that distinguish each study design from the others?
What are the strengths (advantages) and weaknesses (limitations) of each study design?
What are the potential sources of bias for each study design?
What are the typical statistics and/or measures of association used for each study design?