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Evaluation of characteristics and prognosis of COVID-19 patients requiring invasive mechanical ventilation during dominance of nonvariant, alpha, delta, and omicron variants in tertiary hospitals of Japan

Crossref DOI link: https://doi.org/10.1186/s12879-024-09131-4

Published Online: 2024-02-20

Update policy: https://doi.org/10.1007/springer_crossmark_policy

Authors

Sakuramoto, Kazuhito

Wada, Daiki

Maruyama, Shuhei

Muroya, Takashi

Saito, Fukuki

Nakamori, Yasushi

Kuwagata, Yasuyuki
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Text and Data Mining valid from 2024-02-20

Version of Record valid from 2024-02-20
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Article History

Received: 17 November 2023

Accepted: 13 February 2024

First Online: 20 February 2024

Declarations

:

: This study was conducted according to the principles expressed in the Declaration of Helsinki and was approved by the Institutional Review Board of Kansai Medical University Medical Center (Study Number: 2023099), which waived the requirement for written informed consent due to the retrospective study design of Kansai Medical University Medical Center-Institutional Review Board.

: Not applicable.

: The authors declare no competing interests.

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