We analyzed 1,292,165 SARS-CoV-2 test results from residents and employees of 361 long-term care facilities in Florida, USA. A 1% increase in testing resulted in a 0.08% reduction in cases 3 weeks after testing began. Increasing SARS-CoV-2 testing frequency is a viable tool for reducing virus transmission in these facilities.
Keywords: COVID-19; Florida; SARS-CoV-2; SARS-CoV-2 testing; United States; coronavirus disease; long-term care patients; respiratory infections; severe acute respiratory syndrome 2; viruses; zoonoses.