Calculating Person Time

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 calculating person time. It includes examples and practice questions.

Learning Objectives: 
  • Define and calculate person time
  • Recognize when a study participant is eligible to contribute to person-time
  • Calculate rates
  • Recognize when a study participant becomes a case of the outcome under study
PHEP Capabilities: 
Public Health Surveillance and Epidemiological Investigation