1,2,3; Anna Kocharian, MS1; Jordan Mason, DVM1; Ryan Westergaard, MD1,4; Jonathan Meiman, MD1 (View author affiliations)COVID-19 incidence grew sharply in Wisconsin during September–November 2020; however, the underlying cause of this rapid growth is unknown.An examination of COVID-19 outbreaks in Wisconsin showed that cases linked to outbreaks on college and university campuses increased sharply in August 2020 and were followed by outbreaks in other high-risk congregate settings.
Overall, outbreaks at long-term care facilities (26.8%), correctional facilities (14.9%), and colleges or universities (15.0%) accounted for the largest numbers of outbreak-associated cases in Wisconsin.COVID-19 surveillance and mitigation planning should be.