Methods| Serial SARS-CoV-2 antibody levels were measured in patients, nurses,
physicians, and staff in a freestanding outpatient 5-bed/3–isolation room pediatric
hemodialysis unit at Riley Hospital for Children, Indianapolis, Indiana. Hemodialysis occurs
during 2 shifts on Monday, Wednesday, and Friday. All patients had temperature and
symptoms of COVID-19 screened before entry. Patients wore surgical masks at all times, as
did health care workers, who also had temperatures checked before and after shifts. One …