contestada

a medical test is given in which 75 people test positive. out of this 75 people, 60 are true positives.what is the predictive value (ppv) of the test.

Respuesta :

To get the PPV we have to divide the true positive by the total cases that were positive in the test. So we get

[tex]\frac{60}{75}=\frac{12}{15}=\frac{4}{5}[/tex]

so the ppv of the test is

[tex]\frac{4}{5}[/tex]

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