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        | The incidence of a disease in a population |  | 
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        | The degree to which a measurement or an estimate based on measurements represents the true value of the attribue that is being measured. |  | 
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        | American College of Epidemiology |  | 
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        | Advisory committee on health research |  | 
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        | The rate of outcome after controlling for a variable or variables across the entire population or both groups of comparisons |  | 
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        | The subject to which an outcome is attributable,e.g. bacteria, virus, chemicals,etc. |  | 
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        | American Journal of Epidemiology |  | 
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        | The probabilty of making a type 1 error, the error of rejecting the null hypothesis |  | 
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        | American Journal of Public health |  | 
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        | American Public health association |  | 
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        | American Public health association |  | 
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        | systematic failure to represent equally all classes of cases or persons supposed to be represented in a sample. |  | 
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        | Defined as the number of people at risk who develop a Certain disease Divided by the total number of people at risk |  | 
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        | The proportion used to calculate the attributable risk ( this term is often used synonymously with atributable risk) |  | 
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        | The amount or proportion of disease incidence that can be attributed to a specific exposure. |  | 
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