Geometric Mean Titers (GMT) for Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Neutralizing Antibodies (nAb) Post 2-Dose Primary Vaccination of AZD1222 as Measured by Pseudo-neutralization Assay;GMT for SARS-CoV-2 Anti-Spike Binding Antibodies Post 2-Dose Primary Vaccination of AZD1222 as Measured by Meso Scale Discovery (MSD) Serology Assay;Percentage of Participants With Seroresponse to Anti-Spike Binding Antibodies of a 2-Dose Primary Vaccination of AZD1222 as Measured by MSD Serology Assay;Percentage of Participants With Seroresponse to SARS-CoV-2 nAb Post 2-Dose Primary Vaccination of AZD1222 as Measured by Pseudo-neutralization Assay

Geometric Mean Titers (GMT) for Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Neutralizing Antibodies (nAb) Post 2-Dose Primary Vaccination of AZD1222 as Measured by Pseudo-neutralization Assay;GMT for SARS-CoV-2 Anti-Spike Binding Antibodies Post 2-Dose Primary Vaccination of AZD1222 as Measured by Meso Scale Discovery (MSD) Serology Assay;Percentage of Participants With Seroresponse to Anti-Spike Binding Antibodies of a 2-Dose Primary Vaccination of AZD1222 as Measured by MSD Serology Assay;Percentage of Participants With Seroresponse to SARS-CoV-2 nAb Post 2-Dose Primary Vaccination of AZD1222 as Measured by Pseudo-neutralization Assay

SARS-CoV-2 specific titres in SARS-CoV-2 naïve immunocompromised adults and immunocompetent adults ≥ 18 years;Seroresponse of SARS-CoV-2 specific titres (≥ 4-fold rise in titres from baseline) in SARS-CoV-2 naïve immunocompromised adults and immunocompetent adults ≥ 18 years

SARS-CoV-2 specific titres in SARS-CoV-2 naïve immunocompromised adults and immunocompetent adults ≥ 18 years;Seroresponse of SARS-CoV-2 specific titres (≥ 4-fold rise in titres from baseline) in SARS-CoV-2 naïve immunocompromised adults and immunocompetent adults ≥ 18 years