Gastroenteritis following a Barbecue in Northern Ireland
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You are the public health doctor on duty for communicable disease emergencies in your health board area, population 650,000. A general practitioner (GP) from a farming community in the health board area telephones to tell you he has seen four patients with severe gastroenteritis since 20 July 1995; 1 patient has been hospitalised. All four patients attended a fundraising barbecue to raise money for the local church on 18 July 1995.
At the end of the case study, the participant should be able to:
- Understand the operational and epidemiological steps of an outbreak investigation
- Draw and interpret an epidemic curve
- Calculate and interpret food specific attack rates
- Understand environmental investigations and control measures