R
Ryo Okubo
Researcher at Hokkaido University
Publications - 63
Citations - 567
Ryo Okubo is an academic researcher from Hokkaido University. The author has contributed to research in topics: Medicine & Internal medicine. The author has an hindex of 9, co-authored 42 publications receiving 284 citations. Previous affiliations of Ryo Okubo include Tohoku University.
Papers
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Journal ArticleDOI
Association of COVID-19-related discrimination with subsequent depression and suicidal ideation in healthcare workers
Zui Narita,Ryo Okubo,Yohei Sasaki,Kazuyoshi Takeda,Norio Ohmagari,Koushi Yamaguchi,Naho Morisaki,Makiko Sampei,Kazue Ishitsuka,Masayo Kojima,K. Nishimura,Manami Inoue,S. Yamamoto,Maki Konishi,Kengo Miyo,Tetsuya Mizoue +15 more
TL;DR: In this paper , a prospective cohort study aimed to examine whether COVID-19-related discrimination at baseline is associated with depression and suicidal ideation several months later, using multivariable logistic regression was performed.
Journal ArticleDOI
Study protocol for a nationwide questionnaire survey of physical activity among breast cancer survivors in Japan.
Yoichi Shimizu,Katsunori Tsuji,Eisuke Ochi,Hirokazu Arai,Ryo Okubo,Aya Kuchiba,Taichi Shimazu,Naomi Sakurai,Tomomi Narisawa,Taro Ueno,Hiroji Iwata,Yutaka Matsuoka +11 more
TL;DR: This is the first nationwide survey of physical activity levels among breast cancer survivors in Japan and identifying the factors associated with physical activity will help to develop, disseminate and implement programmes that encourage more survivors to adhere to physical activity guidelines.
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Predictive factors for hyperglycaemic progression in patients with schizophrenia or bipolar disorder.
Ichiro Kusumi,Yuki Arai,Ryo Okubo,Minoru Honda,Yasuhiro Matsuda,Yukihiko Matsuda,Akihiko Tochigi,Yoshiteru Takekita,Hiroyoshi Yamanaka,Keiichi Uemura,Koichi Ito,Kiyoshi Tsuchiya,Jun Yamada,Bunta Yoshimura,Nobuyuki Mitsui,Sigehiro Matsubara,Takayuki Segawa,Nobuyuki Nishi,Yasufumi Sugawara,Yuki Kako,Ikuta Shinkawa,Kaoru Shinohara,Akiko Konishi,Jun-ichi Iga,Naoki Hashimoto,Shinsaku Inomata,Noriko Tsukamoto,Hiroto Ito,Yoichi M. Ito,Norihiro Sato +29 more
TL;DR: Clinicians should carefully evaluate baseline serum triglycerides and coexisting hypertension and perform strict longitudinal monitoring irrespective of the antipsychotic used when evaluating hyperglycaemic progression in individuals with schizophrenia or bipolar disorder.
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Proposed Cut-Off Score for the Japanese Version of the Fear of Coronavirus Disease 2019 Scale (FCV-19S): Evidence from a Large-Scale National Survey in Japan
Haruhiko Midorikawa,Hirokazu Tachikawa,Miyuki Aiba,Yuki Shiratori,Daichi Sugawara,Naoaki Kawakami,Ryo Okubo,Takahiro Tabuchi +7 more
TL;DR: In this article , the authors proposed a cut-off score for the validated Japanese version of the FCV-19S, which is a seven-item self-administered psychological scale for measuring the fear of this disease.
Posted ContentDOI
Use of heat-not-burn tobacco products, moderate alcohol drinking, and anti-SARS-CoV-2 IgG antibody titers after BNT162b2 vaccination among Japanese healthcare workers
Shohei Yamamoto,Akihito Tanaka,Norio Ohmagari,Koushi Yamaguchi,Kazue Ishitsuka,Naho Morisaki,Masayo Kojima,Akihiko Nishikimi,Haruhiko Tokuda,Manami Inoue,Shiori Tanaka,Jun Umezawa,Ryo Okubo,Kunihiro Nishimura,Maki Konishi,Kengo Miyo,Tetsuya Mizoue +16 more
TL;DR: In this paper, the effect of tobacco product use and alcohol consumption on immunogenicity to coronavirus disease (COVID-19) vaccines remain elusive. But the association of smoking status and moderate alcohol drinking with vaccine-induced antibody levels is scarce.