Article
BNT162b2 Effectiveness and Durability Against BA.1 and BA.2 Hospital and Emergency Department Admissions in a Large US Health System: A Test-Negative Design
2022-06-30
Abstract excerpt
Background: The SARS-CoV-2 omicron (B.1.1.529 BA.1) lineage was first detected in late November 2021 and has been associated with lower vaccine effectiveness compared to previous variants of concern. By March of 2022, BA.1 was replaced by sub-lineage BA.2 in the United States. As new SARS-CoV-2 variants evolve, it is critical to continually assess vaccine performance. We compared vaccine effectiveness (VE) and dur...
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Identifiers and source
- Literature Corpus work
- e326b540-0741-53d9-9574-64a3753bae7e
- DOI
- 10.2139/ssrn.4150500
