Establish the existence of an outbreak (NESP, PulseNet etc.)

Verify the diagnosis (laboratory – cross reaction etc.)

Define and identify cases (PFGE etc.)

Notifications (CDC, P/Ts, senior management etc.)

Outbreak Management Team (Set up of OICC, communication within OICC, division outbreak lead and support, roles/responsibilities with division etc.)

Describe and orient the data in terms of time, place, and person (line list, database, report format etc.)

Develop hypotheses (interviews, interaction with local/provincial folks)

Evaluate hypotheses (CDC collaboration, review of hypothesis generating interviews)

Refine hypotheses and carry out additional studies (case control methodology, preparation, implementation, analysis)

Food Safety Investigation(traceback data, plant investigation etc.)

Implement control and prevention measures

Communications (within the OICC, with senior management, to the public – website etc.)

Public Health Measures (what was done e.g. facility closure, Hep A immunization)

Report dissemination (report format, distribution, translation etc.)

Debrief (declare outbreak over, close OICC, debrief session etc.)

Documentation (involvement database, DIR etc.)