ORCHESTRA cohort study shows temporal trends of COVID-19 antibodies in vaccinated healthcare workers over 13 months of repeated serological sampling

Do not miss this very interesting publication with some remarkable findings from ORCHESTRA cohort study on COVID-19 antibodies in vaccinated healthcare workers (HCW).

ORCHESTRA cohort investigated changes in serologic measurements for HCWs with two measurements after COVID-19 vaccination. The study comprises 19,923 HCW from Italy, Spain, Romania, and Slovakia.

  • Protective antibodies may not decline rapidly after vaccination
  • Previous infection may impact antibody levels.

ORCHESTRA cohort study shows temporal trends of COVID-19 antibodies in vaccinated healthcare workers over 13 months of repeated serological sampling – ORCHESTRA Cohort (orchestra-cohort.eu)