The probability of a test detecting a truly positive person from the population of diseased is the
(A) Specificity of the test (B) Positive predictive value of the test (C) Sensitivity of the test (D) Likelihood ratio
(C) Sensitivity of a screening test detects: true positives among all diseased.
Specificity of a screening test detects: true negatives among all healthy.
PPV detects: true positives among all those who are positive on a screening test
NPV detects: true negatives among all those who are negative on a screening test.