Gastroenteritis at a University in Texas
Public health practitioners with knowledge of basic epidemiologic concepts and experience in data collection and analysis
After completing this case study, the student should be able to:
- List categories and examples of questions that should be asked of key informants who report a suspected outbreak of foodborne disease.
- List four criteria for prioritizing the investigation of suspected foodborne disease outbreaks.
- List three common pitfalls in the collection of clinical specimens for the investigation of suspected foodborne diseases.
- Determine the most efficient epidemiologic study design to test a hypothesis (including the case definition and the appropriate comparison group).
- Describe the advantages and disadvantages of different forms of questionnaire administration e.g., self-administered, telephone, in-person.
- List key areas of focus in interviewing foodhandlers and observing kitchen practices in a foodborne disease outbreak investigation.
Successful completion of training in descriptive epidemiology, epidemic curves, measures of association, stratified analysis, study design, and outbreak investigation
3 to 4 hours
Continuing education credits are not available for completing this case study.
Jeanette K. Stehr-Green, MD developed this case study in close collaboration with staff from the Centers for Disease Control and Prevention:
- National Center for Infectious Diseases (Division of Bacterial and Mycotic Diseases/ Foodborne and Diarrheal Diseases Branch and Food Safety Office, Division of Viral and Rickettsial Diseases)
- Epidemiology Program Office (Division of International Health)
- Public Health Practice Program Office (Division of Professional Development and Evaluation)
Original Investigation Team
The following individuals investigated the original outbreak of gastroenteritis in Texas: Nicholas A. Daniels, David A. Bergmire-Sweat, Kellogg J. Schwab, Kate A. Hendricks, Sudha Reddy, Steven M. Rowe, Rebecca L. Fankhauser, Stephan S. Monroe, Robert L. Atmar, Roger I. Glass, Paul S. Mead, Ree A. Calmes-Slovin, Dana Cotton, Charlie Horton, Sandra G. Ford, and Pam Patterson.