EPI 390 Lecture Notes - Lecture 3: Cumulative Incidence, Confidence Interval, Null Hypothesis

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13 Jul 2019
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The proportion of the population that has the disease at one specific point in time. The instantaneous per capita rate of disease onset. An event like disease onset, the occurrence of complications, (including death), or, sometimes, remission or a cure. Something the investigator thinks causes the outcome of interest. "risk factor". (ex: obesity, high blood pressure, diet, specific therapy) A description of the ways in which the same disease manifests itself in a group of animals. In indicates the frequency of particular clinical signs. The difference in disease occurrence between two groups which differ with respect to a particular exposure. If a disease is more common among animals with a certain characteristic ( the. "exposure") than among those without, we say there is "an association" between the characteristics and the disease. If the characteristic is present prior to the disease, the characteristic is called a risk factor for the disease.

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