Health
CDC-EIS, 2003: Oswego - GI Illness Following a Church Supper (401-303) - Student's GuidePART I-BackgroundOn April 19, 1940, the local health officer in the village of Lycoming, Oswego County, New York, reported the occurrence of an outbreak of acute gastrointestinal illness to the District Health Officer in Syracuse. Dr. A. M. Rubin, epidemiologist-in-training, was assigned to conduct an investigation.When Dr. Rubin arrived in the field, he learned from the health officer that all persons known to be ill had attended a church supper held on theprevious evening. April 18. Family members who did not attend the church supper did not become ill. Accordingly, Dr. Rubin focused the investigation on the supper. He completed Interviews with 75 of the 80 persons known to have attended, collecting information about the Currence and time of onset of symptoms, and I Subscript Tods consumed. Of the 75 persons interviewed, 46 persons reported gastrointestinal illness.Question 2: Review the steps of an outbreak investigationSteps Define the problem Appraise existing data Formulate a hypothesis Confirm the hypothesis Draw conclusions and formulate practical appl