negative predictive value

Definition of negative predictive value

negative predictive value

(NEH-guh-tiv preh-DIK-tiv VAL-yoo)
The likelihood that a person who has a negative test result indeed does not have the disease, condition, biomarker, or mutation (change) in the gene being tested. The negative predictive value is a way of measuring how accurate a specific test is. Also called NPV.

Source: NCI Dictionary of Cancer Terms