HST330H1 Lecture Notes - Lecture 3: Disability-Adjusted Life Year

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10 Apr 2020
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Epidemiology concerned with course of disease in population. Data can be used to prevent disease outbreaks or determine effectiveness. Epidemiology: study of distribution and determinants of health-related states or events. Epidemic: unexpected large number of cases of an illness, specific health-related behaviour. Endemic: disease that occurs regularly in a population as a matter of course. Diagnosis: helps us see what the disease looks like. Prognosis: decided on basis of how disease has progressed in population level data. Therapy: decisions based on effectiveness of treatment data. Focus on population perspective: distribution of risks within populations. Allow for comparison of outbreaks at different times. Rates: number of events in a given population over a given time period. Population at risk: those suspectible to particular disease or condition. Incidence rate: number of new health-related events or cases of a diseases divided by population. Attack rate: incidence rate calculated for a single particular population.

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