- There are multiple antibody tests for COVID-19 with variable performance.
- At this time, it is not clear which antibody responses are protective or sustained.
- Antibody tests should not be used as the sole test for diagnostic decisions.
- Until more is known about protective immunity, serology results should not be used to make staffing decisions or decisions regarding the need for PPE.
See the attachment or visit this link to read this in full: https://health.mo.gov/living/healthcondiseases/communicable/novel-coronavirus/pdf/serological-testing-quick-facts-providers.pdf.