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Investigation planning and data gathering.

D D Hancock1, S E Wikse

  • 1Department of Veterinary Clinical Medicine and Surgery, Washington State University College of Veterinary Medicine, Pullman.

The Veterinary Clinics of North America. Food Animal Practice
|March 1, 1988
PubMed
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Outbreak investigations should focus on identifying controllable risk factors, moving beyond simple agent causality. This approach helps pinpoint management changes needed to prevent disease and reduce losses in animal populations.

Area of Science:

  • Veterinary Epidemiology
  • Disease Outbreak Investigation

Background:

  • Traditional outbreak investigations often focus on simplistic agent causality.
  • Many disease outbreaks, including infectious ones, lack straightforward microbiological explanations.

Purpose of the Study:

  • To emphasize the importance of the risk factor approach in outbreak investigations.
  • To highlight the identification of key determinants controllable by management.

Main Methods:

  • Planning outbreak investigations by identifying management procedures influencing disease risk.
  • Collecting specific disease data for temporal and risk group analyses.
  • Conducting performance evaluations of management systems and their duration.

Main Results:

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  • The risk factor approach is more functional than agent causality for disease control.
  • Management evaluation requires specificity, comprehensiveness, and targeted analyses.
  • Scientific studies, risk group, and temporal analyses are crucial for effective management evaluation.

Conclusions:

  • Outbreak investigation planning must prioritize identifying management-controlled risk factors.
  • Effective investigation involves detailed data collection and analysis to guide management changes.
  • The ultimate goal is to modify management practices to restore herd health and minimize disease-related losses.