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NBME 21 Answers

nbme21/Block 1/Question#44

A test has been developed to screen for human ...

Predictive value of a positive test

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submitted by pparalpha(18),

Prevalence of disease high=high PPV=high pretest probability

NPV varies inversely with prevalence or pretest probability

p. 257 of FA





one does not simply “walk into morder”