1 MCQs in PSM for NEET PG
A new rapid diagnostic test for COVID-19 is being evaluated in a hospital setting. Among 500 patients with confirmed COVID-19 (by RT-PCR), the test correctly identified 450 cases. Among 300 patients without COVID-19, the test incorrectly identified 30 as positive. What is the positive predictive value (PPV) of this test?
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