The Investigators propose a multi-center, observational, longitudinal, cohort study of the serology and wellness of HCWs over a year of the COVID-19 pandemic.

All consenting participants will undergo survey assessment and diagnostic testing with the Abbott Architect SARS-CoV-2 IgG assay (IgG) every three months for a one year period. Clinical outcomes and related data capture will be performed at this same interval.

Inclusion Criteria:

1. Age greater than or equal to 18 years; and
2. Be an active member of the CommonSpirit Health workforce or medical staff during the COVID-19 pandemic and at the time of enrollment; and
3. Have access to the Internet; and
4. The ability to provide informed consent.

Exclusion Criteria:

1. Subjects that lack the ability for longitudinal follow-up; and/or
2. Subjects that do not meet the above inclusion criteria. -

Study participants will be enrolled across CommonSpirit Health hospitals and care facilities (all branded as Dignity Health) at five sites in Maricopa County, Arizona: Arizona General Hospital, Chandler Regional Medical Center, Mercy Gilbert Medical Center, St. Joseph's Hospital and Medical Center and St. Joseph's Westgate Medical Center.

undecided