https://ourworldindata.org/grapher/number-of-covid-19-tests-per-confirmed-case?time=2020-03-07..&country=USA https://ourworldindata.org/grapher/number-of-covid-

https://ourworldindata.org/grapher/number-of-covid-19-tests-per-confirmed-case?time=2020-03-07..&country=USA https://ourworldindata.org/grapher/number-of-covid-19-tests-... Seems to confirm, 28% increase in the past month overall in tests performed per positive. But this graph doesn't give any regional focus unfortunately - all we can say is that on a national scale, the positive test rate is decreasing. It is entirely possible that there is an increase being hidden by a larger decrease in the hot spots, but the next month should give us the answer.