“I think we can say with great confidence, looking at the public health literature, and then looking at the results of your study, that the communities where masks were needed had lower positivity rates per 100,000 and lower rates of positivity per 100,000. lower mortality, ”Kauerauf wrote.
The analysis compared rates of reported cases and deaths in parts of the state without a mask requirement to rates in St. Louis, St. Louis County, Kansas City, and Jackson County, where warrants mask were in place.
The study looked at the period from April to October, when the Delta variant led to an increase in coronavirus infections around the world.
During this period, there were an average of 15.8 cases per day per 100,000 inhabitants in areas requiring masks, compared with 21.7 cases per 100,000 inhabitants in unmasked communities, according to analysis of data from The Missouri Independent. Areas without a mask requirement recorded one death per 100,000 population every 3.5 days, compared with one death per 100,000 population every five days that masks were required, The Missouri Independent said.
Gov. Mike Parson, a Republican, has said he supports wearing masks to slow the spread of Covid-19, but has spoken out repeatedly against mask requirements. In July, he said on Twitter that issuing mask warrants when a vaccine is available has eroded public confidence. “The vaccine is how we get rid of COVID-19, not hiding mandates that ignore common sense,” Mr. Parson wrote.