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Unformatted text preview: The prevalence of the disease The seriousness of the disease Ability to test again Costs and consequences of work-up Resources available Sensitivity and Specificity usually inversely related Set screening cut-offs to yield sensitivity of 100% if adequate resources to address and no problems or side effects associated with testing. Improving the Sensitivity of Screening Tools Change the threshold for indicators of high risk When is a High Specificity Desirable? Diagnostic work-up is costly or risky Disease progresses slowly, can screen again Disease is not contagious Resources are limited Questions: Why does Shands at UF do a second screening by Food and Nutrition Services staff after the nursing screen? Why do hospitals differ in their screening criteria? In a hospital screening tool do we want a high sensitivity or a high specificity?...
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This note was uploaded on 12/09/2011 for the course HUN 4445 taught by Professor Sitren during the Spring '08 term at University of Florida.
- Spring '08