The proportion of persons with a positive test who actually have a disease, interpreted as the possibility that an individual with a positive test has the disease is the:
A) Sensitivity
B) Specificity
C) Positive predictive value
D) Negative predictive value

Question

Quizplus · Accepted Answer

Positive predictive value (PPV) is the proportion of people with a positive test result who actually have the disease. Sensitivity and specificity are measures of a test's accuracy in identifying those with and without the disease, respectively. Negative predictive value (NPV) is the proportion of people with a negative test result who do not have the disease.

The Proportion of Persons with a Positive Test Who Actually