Skip to main page content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Access keys NCBI Homepage MyNCBI Homepage Main Content Main Navigation

Search Page

Filters

My NCBI Filters

Text availability

Article attribute

Article type

Publication date

Search Results

2,699 results

Filters applied: . Clear all
Results are displayed in a computed author sort order. The Results By Year timeline is not available.
Page 1
Propensity-Score Matched Analysis of the Effectiveness of Baricitinib in Patients With Coronavirus Disease 2019 (COVID-19) Using Nationwide Real-World Data: An Observational Matched Cohort Study From the Japan COVID-19 Task Force.
Tanaka H, Chubachi S, Namkoong H, Sato Y, Asakura T, Lee H, Azekawa S, Otake S, Nakagawara K, Fukushima T, Watase M, Sakurai K, Kusumoto T, Kondo Y, Masaki K, Kamata H, Ishii M, Kaneko Y, Hasegawa N, Ueda S, Sasaki M, Izumo T, Inomata M, Miyazawa N, Kimura Y, Suzuki Y, Harada N, Ichikawa M, Takata T, Ishikura H, Yoshiyama T, Kokuto H, Murakami K, Sano H, Ueda T, Kuwahara N, Fujiwara A, Ogura T, Inoue T, Asami T, Mutoh Y, Nakachi I, Baba R, Nishi K, Tani M, Kagyo J, Hashiguchi M, Oguma T, Asano K, Nishikawa M, Watanabe H, Okada Y, Koike R, Kitagawa Y, Kimura A, Imoto S, Miyano S, Ogawa S, Kanai T, Fukunaga K. Tanaka H, et al. Among authors: kitagawa y. Open Forum Infect Dis. 2023 Jun 8;10(7):ofad311. doi: 10.1093/ofid/ofad311. eCollection 2023 Jul. Open Forum Infect Dis. 2023. PMID: 37441355 Free PMC article.
Impact of upper and lower respiratory symptoms on COVID-19 outcomes: a multicenter retrospective cohort study.
Nakagawara K, Chubachi S, Namkoong H, Tanaka H, Lee H, Azekawa S, Otake S, Fukushima T, Morita A, Watase M, Sakurai K, Kusumoto T, Asakura T, Masaki K, Kamata H, Ishii M, Hasegawa N, Harada N, Ueda T, Ueda S, Ishiguro T, Arimura K, Saito F, Yoshiyama T, Nakano Y, Mutoh Y, Suzuki Y, Edahiro R, Murakami K, Sato Y, Okada Y, Koike R, Kitagawa Y, Tokunaga K, Kimura A, Imoto S, Miyano S, Ogawa S, Kanai T, Fukunaga K. Nakagawara K, et al. Among authors: kitagawa y. Respir Res. 2022 Nov 15;23(1):315. doi: 10.1186/s12931-022-02222-3. Respir Res. 2022. PMID: 36380316 Free PMC article.
Characteristics of hospitalized patients with COVID-19 during the first to fifth waves of infection: a report from the Japan COVID-19 Task Force.
Lee H, Chubachi S, Namkoong H, Asakura T, Tanaka H, Otake S, Nakagawara K, Morita A, Fukushima T, Watase M, Kusumoto T, Masaki K, Kamata H, Ishii M, Hasegawa N, Harada N, Ueda T, Ueda S, Ishiguro T, Arimura K, Saito F, Yoshiyama T, Nakano Y, Mutoh Y, Suzuki Y, Murakami K, Okada Y, Koike R, Kitagawa Y, Kimura A, Imoto S, Miyano S, Ogawa S, Kanai T, Fukunaga K; Japan COVID-19 Task Force. Lee H, et al. Among authors: kitagawa y. BMC Infect Dis. 2022 Dec 12;22(1):935. doi: 10.1186/s12879-022-07927-w. BMC Infect Dis. 2022. PMID: 36510172 Free PMC article.
Impact of accumulative smoking exposure and chronic obstructive pulmonary disease on COVID-19 outcomes: report based on findings from the Japan COVID-19 task force.
Watase M, Masaki K, Chubachi S, Namkoong H, Tanaka H, Lee H, Fukushima T, Otake S, Nakagawara K, Kusumoto T, Asakura T, Kamata H, Ishii M, Hasegawa N, Oyamada Y, Harada N, Ueda T, Ueda S, Ishiguro T, Arimura K, Saito F, Yoshiyama T, Nakano Y, Mutoh Y, Suzuki Y, Edahiro R, Sano H, Sato Y, Okada Y, Koike R, Kitagawa Y, Tokunaga K, Kimura A, Imoto S, Miyano S, Ogawa S, Kanai T, Fukunaga K; Japan COVID-19 Task Force. Watase M, et al. Among authors: kitagawa y. Int J Infect Dis. 2023 Mar;128:121-127. doi: 10.1016/j.ijid.2022.12.019. Epub 2022 Dec 20. Int J Infect Dis. 2023. PMID: 36563958 Free PMC article.
Characteristics and clinical effectiveness of COVID-19 vaccination in hospitalized patients in Omicron-dominated epidemic wave - a nationwide study in Japan.
Tanaka H, Chubachi S, Asakura T, Namkoong H, Azekawa S, Otake S, Nakagawara K, Fukushima T, Lee H, Watase M, Sakurai K, Kusumoto T, Masaki K, Kamata H, Ishii M, Hasegawa N, Okada Y, Koike R, Kitagawa Y, Kimura A, Imoto S, Miyano S, Ogawa S, Kanai T, Fukunaga K. Tanaka H, et al. Among authors: kitagawa y. Int J Infect Dis. 2023 Jul;132:84-88. doi: 10.1016/j.ijid.2023.04.399. Epub 2023 Apr 21. Int J Infect Dis. 2023. PMID: 37086866 Free PMC article.
Impact of respiratory bacterial infections on mortality in Japanese patients with COVID-19: a retrospective cohort study.
Nakagawara K, Kamata H, Chubachi S, Namkoong H, Tanaka H, Lee H, Otake S, Fukushima T, Kusumoto T, Morita A, Azekawa S, Watase M, Asakura T, Masaki K, Ishii M, Endo A, Koike R, Ishikura H, Takata T, Matsushita Y, Harada N, Kokutou H, Yoshiyama T, Kataoka K, Mutoh Y, Miyawaki M, Ueda S, Ono H, Ono T, Shoko T, Muranaka H, Kawamura K, Mori N, Mochimaru T, Fukui M, Chihara Y, Nagasaki Y, Okamoto M, Amishima M, Odani T, Tani M, Nishi K, Shirai Y, Edahiro R, Ando A, Hashimoto N, Ogura S, Kitagawa Y, Kita T, Kagaya T, Kimura Y, Miyazawa N, Tsuchida T, Fujitani S, Murakami K, Sano H, Sato Y, Tanino Y, Otsuki R, Mashimo S, Kuramochi M, Hosoda Y, Hasegawa Y, Ueda T, Takaku Y, Ishiguro T, Fujiwara A, Kuwahara N, Kitamura H, Hagiwara E, Nakamori Y, Saito F, Kono Y, Abe S, Ishii T, Ohba T, Kusaka Y, Watanabe H, Masuda M, Watanabe H, Kimizuka Y, Kawana A, Kasamatsu Y, Hashimoto S, Okada Y, Takano T, Katayama K, Ai M, Kumanogoh A, Sato T, Tokunaga K, Imoto S, Kitagawa Y, Kimura A, Miyano S, Hasegawa N, Ogawa S, Kanai T, Fukunaga K; Japan COVID-19 Task Force. Nakagawara K, et al. Among authors: kitagawa y. BMC Pulm Med. 2023 Apr 26;23(1):146. doi: 10.1186/s12890-023-02418-3. BMC Pulm Med. 2023. PMID: 37101265 Free PMC article.
Use of the neutrophil-to-lymphocyte ratio and an oxygen requirement to predict disease severity in patients with COVID-19.
Ozawa T, Asakura T, Chubachi S, Namkoong H, Tanaka H, Lee K, Fukushima T, Otake S, Nakagawara K, Watase M, Masaki K, Kamata H, Ishii M, Hasegawa N, Harada N, Ueda T, Ueda S, Ishiguro T, Arimura K, Saito F, Yoshiyama T, Nakano Y, Mutoh Y, Suzuki Y, Edahiro R, Murakami K, Okada Y, Koike R, Kitagawa Y, Tokunaga K, Kimura A, Imoto S, Miyano S, Ogawa S, Kanai T, Fukunaga K; Japan COVID-19 Task Force. Ozawa T, et al. Among authors: kitagawa y. Respir Investig. 2023 Jul;61(4):454-459. doi: 10.1016/j.resinv.2023.03.007. Epub 2023 Apr 19. Respir Investig. 2023. PMID: 37121116 Free PMC article.
Serum KL-6 levels predict clinical outcomes and are associated with MUC1 polymorphism in Japanese patients with COVID-19.
Azekawa S, Chubachi S, Asakura T, Namkoong H, Sato Y, Edahiro R, Lee H, Tanaka H, Otake S, Nakagawara K, Fukushima T, Watase M, Sakurai K, Kusumoto T, Masaki K, Kamata H, Ishii M, Hasegawa N, Okada Y, Koike R, Kitagawa Y, Kimura A, Imoto S, Miyano S, Ogawa S, Kanai T, Fukunaga K; Japan COVID-19 Task Force. Azekawa S, et al. Among authors: kitagawa y. BMJ Open Respir Res. 2023 May;10(1):e001625. doi: 10.1136/bmjresp-2023-001625. BMJ Open Respir Res. 2023. PMID: 37230764 Free PMC article.
Longitudinal long COVID symptoms in Japanese patients after COVID-19 vaccinations.
Nakagawara K, Morita A, Namkoong H, Terai H, Chubachi S, Asakura T, Tanaka H, Ito F, Matsuyama E, Kaji M, Saito A, Takaoka H, Okada M, Sunata K, Watase M, Yagi K, Ohgino K, Miyata J, Kamata H, Kawada I, Kobayashi K, Hirano T, Inoue T, Kagyo J, Shiomi T, Otsuka K, Miyao N, Odani T, Baba R, Arai D, Nakachi I, Ueda S, Funatsu Y, Koh H, Ishioka K, Takahashi S, Nakamura M, Sato T, Hasegawa N, Kitagawa Y, Kanai T, Ishii M, Fukunaga K. Nakagawara K, et al. Among authors: kitagawa y. Vaccine X. 2023 Sep 1;15:100381. doi: 10.1016/j.jvacx.2023.100381. eCollection 2023 Dec. Vaccine X. 2023. PMID: 37731516 Free PMC article.
2,699 results