(Medical) Diagnostic Testing

Table of Contents

(Medical) Diagnostic Testing

The situation

Situation presented in a two-way table

Definitions

Goal

Accuracy of tests in development

In conditional probability notation

Example

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Interpretation of accuracy

Alternatively

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Accuracy of tests in use

In conditional probability notation

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Caution about predictive values!

Example

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Morals

Find correct predictive values by knowing….

Example: PPV of pap smears?

Example

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What to know

Email: lsimon@stat.psu.edu

Home Page: http://www.stat.psu.edu/~lsimon/stat250/fa99/admin/

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