In:
Open Forum Infectious Diseases, Oxford University Press (OUP), Vol. 10, No. 3 ( 2023-03-03)
Abstract:
We estimate the effectiveness of a fourth dose booster of coronavirus disease 2019 mRNA vaccine in individuals aged ≥60 years during Omicron BA.2 and BA.5 circulation in Korea. The effectiveness against critical infection was 67.7% (95% confidence interval, 50.7%–78.8%) at 31–60 days and 62.1% (95% confidence interval, 45.5%–73.7%) at 61–90 days.
Type of Medium:
Online Resource
ISSN:
2328-8957
DOI:
10.1093/ofid/ofad109
Language:
English
Publisher:
Oxford University Press (OUP)
Publication Date:
2023
detail.hit.zdb_id:
2757767-3
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