Please note that you will need the Shockwave plug-in
to view this interactive image.
If you do not have Shockwave installed, you will
be presented with the opportunity to download it.
We recommend you do so, as this adds functionality to your browser.
By typing the numbers of patients in the white boxes, you can use CALC to work out the Sensitivity, Specificity, LR, etc for the test. While typing, you can use the TAB key to jump quickly to the next field.
The movie will display a coloured graphic to the right of the table which shows the proportional size of each outcome group so you can get a quick visual appraisal of how the test performed.