CJEM Articles: specificity

Displaying 1-2 of 2 results

  • Understanding receiver operating characteristic (ROC) curves
    January 2006 8 1
    Andrew Worster, Jerome Fan, Suneel Upadhye
  • Diagnostic testing: an emergency medicine perspective
    September 2002 4 5
    Andrew Worster, Grant Innes, Riyad B. Abu-Laban

    Emergency physicians use diagnostic tests extensively, and the ability to order and interpret test results appropriately is a critical skill. An understanding of sensitivity, specificity, predictive values and likelihood ratios, as well as an awareness of the importance of pre-test probability, is essential. The purpose of this article is to explain, in a straightforward and clinically applicable manner, the core concepts related to diagnostic testing.