Positive (or P): You likely have antibodies to SARS-CoV-2. If you meet all other eligibility requirements for a plasma donation, you can donate convalescent plasma to help COVID-19 patients! To schedule your COVID plasma appointment, (or plasma appointment if COVID plasma is not an option), please find a convenient location. Need help? Call us at 866-CV-PLSMA (866-287-5762).
Negative (or N): In the absence of a COVID-19 vaccination, SARS-CoV-2 antibodies were not found in your blood. People who have been vaccinated may see a “1” as their COVID-19 Antibody test result, but will see a “Negative” or “N” result after supplemental testing. Please continue donating blood to help trauma and burn patients, premature infants, heart surgery patients, organ transplant recipients and those fighting cancer, among others. Every 2 seconds, someone in the United States needs blood.
Blank or N/A: Test results are pending or you had an incomplete donation and no antibody test was performed.
Technical Problem, NT (Not Tested) or Blank (after 2 weeks): Blood couldn’t be tested due to clotted sample or other issue.
Type of COVID-19 Supplemental Antibody Test Used by Vitalant:
Roche Elecsys Anti-SARS-CoV-2. Authorized by the U.S. Food and Drug Administration (FDA). Learn more
Information for Test Recipients
Information for Health Care Providers