The Lancet says the PCR false positive rate is unknown but could be up to 4%. Others have suggested 5%. We are testing 1.5 million a day. That's a FP rate of 75,000 a day if the 5% is true. The more we test the more FP there are. User geocentrist, in the Conservative subreddit, 23 Nov 2020
False-positive COVID-19 results: hidden problems and costs User Bobanich, in the Novel Coronavirus (COVID-19) subreddit, 10 Nov 2020
COVID False positive rates. A discussion worth having? User tehdub, in the UK Politics subreddit, 02 Nov 2020
False-positive COVID-19 results: hidden problems and costs User Free_Physics, in the Juventus - La Vecchia Signora subreddit, 29 Oct 2020
False-positive COVID-19 results: hidden problems and costs User throwmywaybaby33, in the COVID-19 subreddit, 07 Oct 2020
False-positive COVID-19 results: hidden problems and costs User GoodNewsBot, in the Just Bad News subreddit, 06 Oct 2020
The problem with asymptomatic testing and false positives User Bobanich, in the Free-thinkers resisting the New Normal subreddit, 05 Oct 2020
Lancet Respir Med Comment - False-positive COVID-19 results: hidden problems and costs User Tophattingson, in the UK Anti-Lockdown subreddit, 04 Oct 2020
False-positive COVID-19 results: hidden problems and costs User conantheking, in the NEWPOLITIC subreddit, 02 Oct 2020
False-positive COVID-19 results: hidden problems and costs User conantheking, in the AnythingGoesNews subreddit, 02 Oct 2020
False-positive COVID-19 results: hidden problems and costs [The Lancet] User clme, in the CoronavirusCanada subreddit, 01 Oct 2020
False-positive COVID-19 results: hidden problems and costs User Bferw, in the LockdownSkepticism subreddit, 01 Oct 2020
False-positive COVID-19 results: hidden problems and costs User jrohila, in the Novel Coronavirus (COVID-19) subreddit, 30 Sep 2020