Asymptomatic and symptomatic SARS-CoV-2 infections after BNT162b2 vaccination in a routinely screened workforce

L Tang, DR Hijano, AH Gaur, TL Geiger, EJ Neufeld… - Jama, 2021 - jamanetwork.com
Methods| In March 2020, St Jude Children's Research Hospital initiated routine, test-based
screening of asymptomatic workers and targeted testing for symptomatic individuals and …

Association between vaccination with BNT162b2 and incidence of symptomatic and asymptomatic SARS-CoV-2 infections among health care workers

Y Angel, A Spitzer, O Henig, E Saiag, E Sprecher… - Jama, 2021 - jamanetwork.com
Importance Randomized clinical trials have provided estimates of the effectiveness of the
BNT162b2 vaccine against symptomatic SARS-CoV-2 infection, but its effect on …

Association of a third dose of BNT162b2 vaccine with incidence of SARS-CoV-2 infection among health care workers in Israel

A Spitzer, Y Angel, O Marudi, D Zeltser, E Saiag… - Jama, 2022 - jamanetwork.com
Importance Administration of a BNT162b2 booster dose (Pfizer-BioNTech) to fully
vaccinated individuals aged 60 years and older was significantly associated with lower risk …

SARS-CoV-2 vaccine breakthrough infections with the alpha variant are asymptomatic or mildly symptomatic among health care workers

F Rovida, I Cassaniti, S Paolucci, E Percivalle… - Nature …, 2021 - nature.com
Vaccine breakthrough SARS-CoV-2 infection has been monitored in 3720 healthcare
workers receiving 2 doses of BNT162b2. SARS-CoV-2 infection is detected in 33 subjects …

Association of receipt of the fourth BNT162b2 dose with Omicron infection and COVID-19 hospitalizations among residents of long-term care facilities

K Muhsen, N Maimon, AY Mizrahi… - JAMA internal …, 2022 - jamanetwork.com
Importance The administration of a fourth BNT162b2 COVID-19 vaccine dose was approved
in Israel in December 2021 for individuals 60 years or older who were vaccinated with a …

Assessment of effectiveness of 1 dose of BNT162b2 vaccine for SARS-CoV-2 infection 13 to 24 days after immunization

G Chodick, L Tene, T Patalon, S Gazit, AB Tov… - JAMA network …, 2021 - jamanetwork.com
Importance The BNT162b2 vaccine showed high efficacy against COVID-19 in a phase III
randomized clinical trial. A vaccine effectiveness evaluation in a real-world setting is …

Incidence of severe COVID-19 illness following vaccination and booster with BNT162b2, mRNA-1273, and Ad26. COV2. S vaccines

JD Kelly, S Leonard, KJ Hoggatt, WJ Boscardin… - Jama, 2022 - jamanetwork.com
Importance Evidence describing the incidence of severe COVID-19 illness following
vaccination and booster with BNT162b2, mRNA-1273, and Ad26. COV2. S vaccines is …

Association of prior BNT162b2 COVID-19 vaccination with symptomatic SARS-CoV-2 infection in children and adolescents during omicron predominance

KE Fleming-Dutra, A Britton, N Shang, G Derado… - Jama, 2022 - jamanetwork.com
Importance Efficacy of 2 doses of the BNT162b2 COVID-19 vaccine (Pfizer-BioNTech)
against COVID-19 was high in pediatric trials conducted before the SARS-CoV-2 Omicron …

Booster vaccination to reduce SARS-CoV-2 transmission and infection

A Wald - Jama, 2022 - jamanetwork.com
The vaccines to prevent COVID-19 are remarkable for their safety, efficacy, and pace of
development. Initial enthusiasm that followed the release of the preliminary results that …

Association of receiving a fourth dose of the BNT162b vaccine with SARS-CoV-2 infection among health care workers in Israel

MJ Cohen, Y Oster, AE Moses, A Spitzer… - JAMA Network …, 2022 - jamanetwork.com
Importance Despite the high 3-dose vaccination rate among health care workers (HCWs) in
Israel, a high rate of SARS-CoV-2 breakthrough infections in this group was observed during …