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Development of a More Sensitive and Specific Chromogenic Agar Medium for the Detection of Vibrio parahaemolyticus and Other Vibrio Species
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Consensus-based reporting standards for diagnostic test accuracy studies for paratuberculosis in ruminants.

Ian A Gardner1, Søren S Nielsen, Richard J Whittington

  • 1Department of Medicine and Epidemiology, School of Veterinary Medicine, University of California, Davis, CA 95616, USA. iagardner@ucdavis.edu

Preventive Veterinary Medicine
|May 24, 2011
PubMed
Summary

New guidelines, STRADAS-paraTB, improve reporting for Johne's disease diagnostic accuracy studies in ruminants. This addresses poor reporting quality identified in previous veterinary research.

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Area of Science:

  • Veterinary Medicine
  • Diagnostic Accuracy Research
  • Epidemiology

Background:

  • The Standards for Reporting of Diagnostic Accuracy (STARD) statement enhances reporting in human medicine.
  • Existing STARD guidelines do not address unique aspects of livestock diagnostic studies.
  • Incomplete reporting in test accuracy studies is linked to biased performance estimates.

Purpose of the Study:

  • To develop modified STARD guidelines for paratuberculosis (Johne's disease) diagnostic accuracy studies in ruminants.
  • To create STRADAS-paraTB (Standards for Reporting of Animal Diagnostic Accuracy Studies for paratuberculosis).

Main Methods:

  • A panel of experts used a consensus-based approach.
  • Developed examples and elaborations for 25 STARD items tailored to paratuberculosis studies.
  • Adapted STARD principles for livestock-specific considerations like herd testing and lack of ante-mortem reference standards.

Main Results:

  • Established STRADAS-paraTB, a modified STARD checklist for paratuberculosis test accuracy studies.
  • Provided detailed explanations and examples for each reporting item.
  • Guidelines are designed to improve the quality of reporting for diagnostic accuracy studies in ruminants.

Conclusions:

  • STRADAS-paraTB will facilitate better reporting of paratuberculosis diagnostic accuracy studies.
  • Improved reporting quality is crucial given previous findings of "poor" reporting in this field.
  • Adoption of STRADAS-paraTB is expected to enhance the reliability and transparency of diagnostic accuracy research in ruminant paratuberculosis.