Antigen tests for COVID-19 - PubMed Central (PMC)
2021-2-10 · Mak et al. also indicated that a rapid immunochromatographic antigen test was 10 5-fold less detection-sensitive than PCR for SARS-CoV-2, and it detected only between 11.1% and 45.7% of PCR-positive samples obtained from COVID-19 patients . They concluded that a rapid antigen test can serve only as an adjunct to the PCR test.
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