Prevalence of anti-SARS-CoV-2 antibody in hemodialysis facilities: a cross-sectional multicenter study from Madinah.

Background: Since the occurrence of coronavirus disease in 2019 (COVID-19), the global community has witnessed its exponential spread with devastating outcomes within the general population and specifically within hemodialysis patients.

Objectives: Compare the state of immunity to SARS-CoV-2 among hemodialysis patients and staff.

Design: Cross-sectional study with a prospective follow-up period.