A screening test correctly identifies 90 of 100 patients who truly have a disease. What does this value repres…

Question

A screening test correctly identifies 90 of 100 patients who truly have a disease. What does this value represent?

Accepted Answer

보기 3: Sensitivity of 90 percent

The proportion of people with the disease who test positive is the sensitivity. The proportion of people without the disease who test negative is the specificity. Predictive values are calculated in the other direction, with the test result in the denominator.

Answer

보기 1: Specificity of 90 percent

Answer

보기 2: Positive predictive value of 90 percent

Answer

보기 4: Negative predictive value of 90 percent

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A screening test correctly identifies 90 of 100 patients who truly have a disease. What does this value represent?

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