In December 2020, Curative submitted that data,6 showing its oral spit test accurately identified about 90% of positive cases when compared against a nasopharyngeal PCR test set to 35 CT.7
The FDA objected, saying that Curative was comparing its test against a PCR that had a CT that was too low, and would therefore produce too many false negatives.8 According to the FDA, the bar Curative had chosen was “not appropriate and arbitrary,” Buzzfeed reports.9
https://www.lewrockwell.com/2021/03/joseph-mercola/the-insanity-of-the-pcr-testing-saga/