Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Delta Outbreak Among Fully Vaccinated Nursing Home Residents Likely Initiated by a Fully Vaccinated Staff Member - Connecticut, July-August 2021

Stephen M Bart; Adora Harizaj; Claire L Pearson; Tiara Conteh; Erin Grogan; Randy Downing; Hannah L Kirking; Jacqueline E Tate; John A Jernigan; Vivian Leung

doi:10.1093/cid/ciab1025

Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) Delta Outbreak Among Fully Vaccinated Nursing Home Residents Likely Initiated by a Fully Vaccinated Staff Member - Connecticut, July-August 2021

Clin Infect Dis. 2022 Aug 24;75(1):e909-e911. doi: 10.1093/cid/ciab1025.

Authors

Affiliations

¹ Epidemic Intelligence Service, CDC, Atlanta, Georgia, USA.
² Connecticut Department of Public Health, Hartford, Connecticut, USA.
³ CDC COVID-19 Response, Atlanta, Georgia, USA.

Abstract

During July-August 2021, a coronavirus disease 2019 (COVID-19) outbreak involving 21 residents (all fully vaccinated) and 10 staff (9 fully vaccinated) occurred in a Connecticut nursing home. The outbreak was likely initiated by a fully vaccinated staff member and propagated by fully vaccinated persons. Prior COVID-19 was protective among vaccinated residents.

Keywords: COVID-19; COVID-19 vaccines; SARS-CoV-2 transmission; long-term care facilities.

Published by Oxford University Press for the Infectious Diseases Society of America 2021.

Publication types

Research Support, Non-U.S. Gov't
Research Support, U.S. Gov't, P.H.S.

MeSH terms

COVID-19* / prevention & control
Connecticut / epidemiology
Disease Outbreaks / prevention & control
Humans
Nursing Homes
SARS-CoV-2*

Grants and funding

CDC Office of Advanced Molecular Detection