Diagnostic accuracy of a test is determined by-
Correct Answer: Predictive value
Description: <p>predictive value which reflects the diagnostic power of the test.the predictive accuracy depends upon specificity,and disease prevalence.the predictive value of a positive test indicates the probability that a patient with a positive test result has in fact the disease in question the more prevalent a disease is in a given in population,the more accurate will be the predictive value of a positive screening test.</p><p>ref:park&;s textbook,22 nd edition,pg no132 </p>
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