Risk and Rate Measures in Cohort Studies

Topic: 
Epidemiology & Surveillance
Format: 
Informational Brief
Time: 
40 minutes
Level: 
Introductory
University: 
University of North Carolina
PERLC: 
University of North Carolina PERLC

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Description: 

This issue of the ERIC Notebook offered by the UNC Gillings School of Global Public Health gives an introduction to cohort studies. It includes examples and practice questions.

Learning Objectives: 
  • Describe how cohort studies are developed and conducted
  • List the advantages and disadvantages of cohort studies
  • Identify whether or not a given situation warrants a prospective or retrospective study
  • Define and calculate risk ratio
  • Define and calculate incidence rate and incidence rate ratio
  • Define and calculate risk difference and rate difference
PHEP Capabilities: 
Public Health Surveillance and Epidemiological Investigation