Epidemioloogy Calculations
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6 Terms
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Define sensitivity:
The ability of a test, case definition, or surveillance system to identify true cases
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Define specificty:
The ability or a test, case definition, or surveillance system to exclude persons without the health condition of interest.
3
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How is sensitivity calculated?
Groups being tested for differences have some underlying difference which is not controlled.
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What is positive predictive value?
The proportion of patients or outbreaks detected by surveillance who truly have the disease (or are true outbreaks).
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How is specificity calculated?
6
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How is positive predictive value calculated?
