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3 CE Hrs, Detecting and Describing Disease in Populations

Time limit: 150 days
3 CEUs

$135 Enroll

Full course description

This course covers the incidence, prevalence, and case definitions to describe the status of a herd. This course will allow learners to interpret different diagnostic test results by emphasizing sampling and testing strategies in livestock production systems to diagnose infectious diseases. Learners will possess the knowledge required to determine a herd's current disease status by applying sampling and testing strategies. 

This is a self-paced course. You may start and finish the course at any time. Upon successful completion of this course, you will be granted one hour of continuing education (CE). College of Veterinary Medicine is an authorized CE provider, and our courses are equivalent to RACE approved. This course is expected to take one hour to complete.


This course is 100% online. All the lectures and assessments are on-demand to meet your busy schedule.

3 hours of CE!

What You'll Learn

  • Define the health status of your herd with confidence. 
  • Determine the sample size for detecting the presence and prevalence of disease.
  • Understand how common diagnostic tests work best and how to account for sampling errors. 

Course Topics

  • Defining the status of the herd in a systematic way
  • Applying an enhanced case definition to understanding herd status
  • Understanding Common Diagnostic tests to assess herd status
  • Strategies and interpretation of diagnostic tests
  • The philosophy of sampling approaches
  • Understanding prevalence and confidence to determine sample size
  • Practical considerations when using sampling to detect pathogens
  • Using sampling to detect homogeneous and heterogeneous pathogen distributions
  • Using the Sample Size Tool Box Spreadsheet