An Outbreak of Breakthrough Infections by the SARS-CoV-2 Delta Variant in a Psychiatric Closed Ward.

ABSTRACT:

Background

A rapid decline in immunity and low neutralizing activity against the delta variant in severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) vaccinees has been observed. This study describes an outbreak of coronavirus disease 2019 (COVID-19) breakthrough infections caused by the SARS-CoV-2 delta variant in a psychiatric closed ward.

Methods

Data from epidemic intelligence service officers were utilized to obtain information regarding demographic, vaccination history, and clinical data along with SARS-CoV-2 PCR test results for a COVID-19 outbreak that occurred in a closed psychiatric ward.

Results

Among the 164 residents, 144 (87.8%) received two doses of vaccines and 137 (95.1%) of them received ChAdOx1 nCoV-19 vaccine. The mean interval between the

SUBMITTER: Wi YM 

PROVIDER: S-EPMC8787804 | biostudies-literature | 2022 Jan

REPOSITORIES: biostudies-literature