The state had 196,899 COVID-19 cases—an increase of 619 from the previous day and 4 newly reported deaths, bringing the number of statewide virus-related deaths to 4,688 on Aug. 21, according to data from the Arizona Department of Health Services.
Of 3,766 polymerase chain reaction, known as PCR, tests in Maricopa County reported on Aug. 21, 11.66%, or 439 tests, came back positive for coronavirus. The PCR test determines an active case of COVID-19, the other kind of testing data the state tracks is related to serology—or antibody—tests, which determines if a person has been infected in the past with the virus. The county also reported 19 new deaths Aug. 21, bringing the county's death toll to 2,745, according to data from the Maricopa County Department of Public Health.
Of the county's 2,745 known deaths, 920 are tied to long-term care facilities, making up 33.52% of the county's total COVID-19-related deaths.
The state and county also track hospitalization data. In Maricopa County, 11% of the county's total cases resulted in hospitalization as of Aug. 21. The county tracks intensive care unit, or ICU, data separately. One percent of the county's total cases have resulted in admittance to the ICU. Statewide, as of Aug. 21, ADHS reported 11% of the state's cases have resulted in hospitalization—21,210 cases across the state.
According to data from the state, of the completed and reported Maricopa County COVID-19 PCR tests, 14.6% of them have yielded a positive result.
Statewide, there have been 1,126,420 PCR tests completed. Of the total PCR tests across the state, 13.2% have yielded a positive result.