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Chapter1 Epidemiology 37707

legionnaires disease in new york city red spots on

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Unformatted text preview: , or high­fat diet The Search for Determinants The Search for Determinants Outbreak of Fear­­Ebola virus in Kikwit, Zaire Fear on Seventh Ave.­­Legionnaires’ disease in New York City Red Spots on Airline Flight Attendants­­dye from life vests Distribution Distribution Frequency of disease occurrence may vary from one population group to another. Patterns of disease occurrence (that are not random) are compared across subgroups, to identify the target population with the highest risk Disease Distribution Examples Disease Distribution Examples Hypertension more common among young black men than among young white men. Race, Gender, by Disease Coronary heart disease occurrence differs between Hispanics and non­Hispanics. Race by Disease Population Population Epidemiology examines disease occurrence among population groups, not individuals. Epidemiology is often referred to as population medicine. The epidemiologic description indicates variation in disease by age groups, time, geographic location, and other variables. Health Phenomena Health Phenomena Epidemiology investigates many different kinds of health outcomes: Infectious diseases Chronic diseases Disability, i...
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