PUBH-340 Lecture Notes - Lecture 6: Prevalence, Asthma, Insulin
22 Aug 2018
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Stages of disease: healthy, unaware - you have the disease, symptoms and get medical care, diagnosis. Outcomes that may result from disease: disability. Incidence - new cases, and it is a measure of risk. Person-time because we don"t make assumptions of each person. Prevalence is a snapshot of the population at a point in time at which we determine who has the disease and who doesn"t. Numerator includes a mixture of people with different durations of the disease. Those who have different levels of duration with regards of. Deciding if it"s worth money, because if the prevalence rate is low then it is not necessary to begin a program but if it"s higher then it is necessary to do a program. If we have a high prevalence of a specific disease, we need to use our money in those diseases. Important and useful measure of burden of disease in a community. Use to set baseline data and make future projections.
