SARS-CoV-2 Serology Did Not Predict Risk of Breakthrough Infection During the Omicron BA.1 and BA.2 Surge

Affiliations

• ¹ Department of Epidemiology, University of Alabama at Birmingham.
• ² Department of Research & Evaluation, Kaiser Permanente Southern California, Pasadena.
• ³ Institute for Health Research, Kaiser Permanente Colorado, Aurora; Department of Epidemiology, Colorado School of Public Health, Aurora.
• ⁴ Chemical Dependency Treatment Services, Colorado Permanente Medical Group, Aurora.
• ⁵ Bernard J. Tyson School of Medicine, Pasadena, California (Binswanger).
• ⁶ Department of Clinical Analysis, Southern California Permanente Medical Group, Pasadena.
• ⁷ Regional Reference Laboratories, Southern California Permanente Medical Group, Chino Hills.