The nurse is swabbing a patient's throat to test for streptococcal pharyngitis.The nurse must understand that tests such as this differ in the probability that they will be positive for a condition when applied to a person with the condition; this probability is termed sensitivity.

Question

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The sensitivity of any test refers to the probability that the test will be positive when applied to a person with the condition and will not provide a false negative result.In contrast,specificity is the probability that a test will be negative when applied to a person who does not have a given condition.

The Nurse Is Swabbing a Patient's Throat to Test for Streptococcal