Katie Vierk Epidemiologist Fda

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Presentation regarding Produce Traceability as presented to FDA & FSIS on December 9 & 10, 2009 in Washington, D.C.

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Katie Vierk Epidemiologist Fda

  1. 1. FDA’s Role: ’ l Epidemiological investigation during foodborne outbreaks Katie Vierk, MPH Vierk, Epidemiologist Center for Food Safety & Applied Nutrition U.S. FDA
  2. 2. Epidemiology is crucial FDA…. •Provides technical assistance to CDC and state/local agencies •Reviews epidemiological, laboratory and environmental data •Collaborates with CDC at all phases of the Food? investigation
  3. 3. Working together
  4. 4. Epi information needed for p traceback FDA relies on states and CDC for epi Dates of illness onset Dates of exposure to implicated product Epidemiologic curve showing illness counts over time Food history of cases Determination of best food historians and/or clusters of illness to trace
  5. 5. Challenges Widespread, small numbers of cases over many states • Lack of clusters of illness • Ingredients of foods difficult to implicate
  6. 6. Challenges Lack of identification of a single food vehicle Epi info evolves affects the traceback Communication of epi facts State resources
  7. 7. Considerations for future efforts Involve all potential parties early on in g investigation Collaborate to identify innovative epidemiological methods id i l i l h d Determine the amount of evidence needed to officially implicate a food
  8. 8. Considerations for future efforts Develop standardize information needs to inform the decision making process gp Cross train and exchange personnel regularly l l Close- Close-out calls to summarize and discuss lessons learned
  9. 9. A traceback is only as good as the epidemiological investigation

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