Sensitivity and specificity are statistical measures of the performance of a binary classification test, also known in statistics as a classification function, that are widely used in medicine:Sources: Fawcett (2006), Powers (2011), Ting (2011), and CAWCRHigh sensitivity and low specificityLow sensitivity and high specificity Sensitivity and specificity are statistical measures of the performance of a binary classification test, also known in statistics as a classification function, that are widely used in medicine: