@article{1dec6b9081794441bf218ac5583079cf,
title = "Effectiveness of BA.1- and BA.4/BA. 5-Containing Bivalent COVID-19 mRNA Vaccines Against Symptomatic SARS-CoV-2 Infection During the BA.5-Dominant Period in Japan",
abstract = "In this multicenter, prospective, test-negative, case-control study in Japan, the effectiveness of both BA.1-containing and BA.4/BA.5-containing bivalent coronavirus disease 2019 mRNA vaccines against symptomatic infection during the BA.5-dominant period was high compared with no vaccination (65% and 76%) and moderate compared with monovalent vaccines administered over half a year earlier (46% combined).",
keywords = "COVID-19, SARS-CoV-2, SARS-CoV-2 variants, test-negative design, vaccine effectiveness",
author = "Takeshi Arashiro and Yuzo Arima and Jin Kuramochi and Hirokazu Muraoka and Akihiro Sato and Kumi Chubachi and Atsushi Yanai and Hiroko Arioka and Yuki Uehara and Genei Ihara and Yasuyuki Kato and Naoki Yanagisawa and Akihiro Ueda and Hideaki Kato and Hideaki Oka and Yusuke Nishida and Yuki Nidaira and Takahiro Asami and Torahiko Jinta and Akira Nakamura and Kunihiro Oba and Daisuke Taniyama and Kei Yamamoto and Katsushi Tanaka and Kankuro Ueshima and Tetsuji Fuwa and Ashley Stucky and Tadaki Suzuki and Chris Smith and Martin Hibberd and Koya Ariyoshi and Motoi Suzuki",
note = "Publisher Copyright: {\textcopyright} The Author(s) 2023. Published by Oxford University Press on behalf of Infectious Diseases Society of America.",
year = "2023",
month = jun,
day = "1",
doi = "10.1093/ofid/ofad240",
language = "English",
volume = "10",
journal = "Open Forum Infectious Diseases",
issn = "2328-8957",
publisher = "Oxford University Press",
number = "6",
}