Question: Epidemiology In a screening test for AIDs, the sensitivity is 83% and specificity is 50%.A total of 800 subjects were screened, of whom 90 actually

Epidemiology

In a screening test for AIDs, the sensitivity is 83% and specificity is 50%.A total of 800 subjects were screened, of whom 90 actually had AIDs (confirmed through follow-up testing). Calculate and interpret the Positive and Negative predictive values.

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