Outcomes of COVID-19 in the Omicron-predominant wave: large-scale real-world data analysis with a comparison to influenza

In the Omicron-predominant wave, the mortality rate of COVID-19 decreased, but the number of patients increased, leading to a substantial increase in the number of deaths, especially among the elderly. The mortality rate of COVID-19 was higher than that of influenza in the elderly but not in the young, highlighting the need for age-specific interventions.

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Publication Details

Journal
Pneumonia
Published
2025-02-05
DOI
https://doi.org/10.1186/s41479-025-00158-y
Citations
7
Primary Topic
COVID-19 Clinical Research Studies
Type
article
Field-Weighted Citation Impact
9.77
Controls
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article

Outcomes of COVID-19 in the Omicron-predominant wave: large-scale real-world data analysis with a comparison to influenza

Hironao Hozumi, Toshiyuki Ojima, Kazuki Furuhashi, Naoki Inui et al.
7 citations
Pneumonia
COVID-19 Clinical Research Studies
9.77
article

Outcomes of COVID-19 in the Omicron-predominant wave: large-scale real-world data analysis with a comparison to influenza

Hironao Hozumi, Toshiyuki Ojima, Kazuki Furuhashi, Naoki Inui, Masato Karayama, Yuzo Suzuki, Noriyuki Enomoto, Eiji Nakatani, Hideki Yasui, Tomoyuki Fujisawa, Koichi Miyashita, Takafumi Suda, Yusuke Inoue
article en
7 citations

Abstract

In the Omicron-predominant wave, the mortality rate of COVID-19 decreased, but the number of patients increased, leading to a substantial increase in the number of deaths, especially among the elderly. The mortality rate of COVID-19 was higher than that of influenza in the elderly but not in the young, highlighting the need for age-specific interventions.

PneumoniaVol. 17(1)
Hamamatsu University School of Medicine (JP), Nagoya City University (JP)
Good health and well-being
Openalex Percentile: Top 2%
COVID-19 Clinical Research Studies
9.77
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Outcomes of COVID-19 in the Omicron-predominant wave: large-scale real-world data analysis with a comparison to influenza — Hironao Hozumi, Toshiyuki Ojima, et al. · Pneumonia (2025) | TGRS Research Map | TGRS