Coronavirus cases in Arizona declined by as much as 75 percent during the later summer months after a mask mandate was implemented, a new report finds.
From late June to early July state health officials were reporting more than 3,500 daily cases of COVID-19.
However, after Gov Doug Ducey (R) ordered that all residents needed to wear face coverings, the seven-day average of infections fell to less than 900 daily by early August, the Centers for Disease Control and Prevention (CDC) revealed on Tuesday.
Additional measures that officials say helped curb the spread include limiting large gatherings and closing businesses in which social distancing is difficult to maintain.
In Arizona, coronavirus cases remained stable from early March to mid-May while stay-at-home orders were in effect and businesses were closed. Pictured: Two students wearing protective face coverings at Gila Ridge High School in Yuma, Arizona, September 17
After the stay-at-home order was lifted, cases rose by 151% from around 800 per day to more than 2,000 daily (above)
For the report, the team looked at data from the Arizona Department of Health Services (ADHS) from January 22 to August 7.
On March 11, the state declared a public health state of emergency to mitigate the spread of COVID-19.
Over the next several days, many other measures were implemented including school closures, limiting nursing home visits and eventually stay-at-home orders enacted, which lasted from March 30 to May 15.
During that nearly two-month period, cases remained stable and the seven-day moving average of daily cases ranged from 154 per day to 443 per day
However, this trend reversed after Arizona began allowing a phased approach for