"School districts that required masks this fall saw significantly fewer coronavirus cases than those where masks were optional, according to a large study of Arkansas schools by the Centers for Disease Control and Prevention.
The CDC looked at 233 school districts and found those with mask requirements saw a 23 percent lower incidence of coronavirus cases. Rates in districts with partial requirements — for instance, places that required them in hallways but not classrooms — were in between.
“Masks remain an important part of a multicomponent approach to preventing Covid-19 in K-12 settings, especially in communities with high Covid-19 community levels,” concluded the study, which published Tuesday."
Thursday, March 10, 2022
Gee, masks really work. Good to know in advance of when the next wave comes!
CDC study referenced -> https://www.cdc.gov/mmwr/volumes/71/wr/mm7110e1.htm?s_cid=mm7110e1_w