BIOL 319 Lecture Notes - Lecture 16: Data Analysis, Botulism, 2001 Anthrax Attacks
30 Apr 2017
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Document Summary
Epidemiology: study of factors involved in the frequency and spread of diseases that affect humans, plants, and animals. Looks at origin of disease, rate of transmission and death, and effectiveness of treatment. Allows for identification of emerging diseases, and helps to stop the spread of the disease. The goal is to break the chain if infection and prevent spread of disease: Clinical case ~ germany, may 2011: people started dying of hemolytic uremic syndrome. By june, 3228 cases and 35 deaths were reported. This triggered an epidemiological hunt to determine the cause and source of the disease (who, what, when, why: organism isolated and determined to be a unique form of e. coli. Uelzen, which produced many types of sprouted foods. Determined a contaminated water pump to be the source of the spread of cholera. Descriptive epidemiology: collection of data relating to person/place/time to identify geographical area or population groups that have elevated risks for a particular disease.
