山本 良平

論文

• Impact of an ROX index-guided intubation strategy on mortality in patients receiving high-flow nasal cannula: a target trial emulation

  Ryohei Yamamoto, Takeshi Tohyama, Ahram Han, Norman Pedersen, Kerollos Nashat Wanis, Joseph Byers, Leo Anthony Celi

  Journal of Intensive Care 2026年8月14日
• Comparison of oxygenation targets in critically ill adults: a systematic review and network meta-analysis of randomized controlled trials

  Ryosuke Imai, Ryohei Yamamoto, Takayuki Niitsu, Ann-Marcia C Tukpah, Ryo Kamidani, Hiroki Sato, Yohei Iwasaki, Haruna Kodama, Yutaro Shinzato, Jun Kataoka …

  American Journal of Respiratory and Critical Care Medicine 2026年5月1日
• Prognostic performance of the ratio of mean arterial pressure to norepinephrine equivalent dose in critically ill hypotensive patients: A single-center retrospective cohort study.

  Yuki Kotani, Toshiyuki Karumai, Ryohei Yamamoto, Yoshiro Hayashi

  Journal of critical care 94 155560-155560 2026年4月7日
• Observation-process features are associated with larger domain shift in sepsis mortality prediction: a cross-database evaluation using MIMIC-IV and eICU-CRD

  Ryohei Yamamoto, Fan Wu, Laurine Kristin Sprehe, Ayesha Abeer, Leo Anthony Celi, Takeshi Tohyama

  2026年4月6日
• Effectiveness of antifibrotic treatment in real-world patients with progressive pulmonary fibrosis

  Takayuki Niitsu, Kiyoharu Fukushima, Sho Komukai, Ryohei Yamamoto, Takayuki Shiroyama, Takuro Nii, So Takata, Kazuki Hashimoto, Yuko Abe, Haruhiko Hirata …

  Respiratory Medicine 2025年11月
• Classifying diarrhea in critically ill patients through various criteria: a cohort study.

  Yamamoto R, Yamazaki H, Koroki T, Ueta Y, Ueno R, Yamamoto Y

  Journal of intensive care 2025年9月30日
• Incidence of diffuse parenchymal lung disease in patients meeting the Berlin definition of acute respiratory distress syndrome on mechanical ventilation

  Yasuhiro Norisue, Ryohei Yamamoto, Hideki Yamakawa, Makoto Hibino, Tatsuya Nagai, Yutaro Fujimoto, Jun Kataoka, Kenji Ishii, Takashi Hongo, Daisuke Kasugai …

  ERJ Open Research 2025年9月
• Unraveling important outcomes for elderly patients facing critical illness: a vignette-based survey

  Ryohei Yamamoto, Hajime Yamazaki, Hiroaki Nakagawa, Akihiro Ozaka, Kazuharu Harada, Ryohei Yamamoto, Hajime Yamazaki, Hiroaki Nakagawa, Akihiro Ozaka, Kazuharu Harada …

  Intensive Care Medicine 2025年6月
• Steroid Therapy for Patients with Septic Shock: A Multicenter Observational Study Conducted in Japan.

  Maki Murata, Sayaka Shimizu, Ryohei Yamamoto, Tsukasa Kamitani, Hajime Yamazaki, Yusuke Ogawa, Shunichi Fukuhara, Hideto Yasuda, Yosuke Yamamoto

  Internal medicine (Tokyo, Japan) 63(24) 3307-3315 2024年12月15日
• 日本版敗血症診療ガイドライン2024

  志馬 伸朗, 中田 孝明, 矢田部 智昭, 山川 一馬, 青木 善孝, 井上 茂亮, 射場 敏明, 小倉 裕司, 河合 佑亮, 川口 敦 …

  日本集中治療医学会雑誌 31(Suppl.2) S1165-S1314 2024年12月
• JSSCG2024改定のポイント 初期蘇生・循環作動薬領域(1)

  柏浦 正広, 松嶋 麻子, 櫻谷 正明, 福田 龍将, 山本 良平, 小谷 祐樹, 栗原 知己, 遠藤 彰, 木庭 茂, 湯本 哲也 …

  日本集中治療医学会雑誌 31(Suppl.1) S359-S359 2024年9月
• JSSCG2024改定のポイント 初期蘇生・循環作動薬領域(2)

  山本 良平, 柏浦 正広, 松嶋 麻子, 櫻谷 正明, 福田 龍将, 石丸 忠賢, 大井 真里奈, 川上 定俊, 岸原 悠貴, 恒光 健史 …

  日本集中治療医学会雑誌 31(Suppl.1) S360-S360 2024年9月
• Evaluation of the Impact of a Less-Invasive Trunk and Pelvic Trauma Protocol on Mortality in Patients with Severe Injury by Interrupted Time-Series Analysis.

  Tokiya Ishida, Yudai Iwasaki, Ryohei Yamamoto, Nozomi Tomita, Kazuaki Shinohara, Kaneyuki Kawamae, Masanori Yamauchi

  Medicina (Kaunas, Lithuania) 60(8) 2024年8月18日
• Associations of vitamin D receptor activators and calcimimetics with falls and effect modifications by physical activity: A prospective cohort study on the Japan Dialysis Outcomes and Practice Patterns Study.

  Miho Murashima, Ryohei Yamamoto, Eiichiro Kanda, Noriaki Kurita, Hisashi Noma, Takayuki Hamano, Masafumi Fukagawa

  Therapeutic apheresis and dialysis : official peer-reviewed journal of the International Society for Apheresis, the Japanese Society for Apheresis, the Japanese Society for Dialysis Therapy 2024年3月10日
• Septic Coagulopathy: Pathophysiology, Diagnosis, and Therapeutic Strategies

  Ryohei Yamamoto

  CURRENT INFECTIOUS DISEASE REPORTS 2024年3月
• How Can We Interpret Insomnia as a "Risk Factor" on Behavioral Symptom? Comments on the Article by Chekani et al

  Takashi Matsushita, Ryuji Suzuki, Hideyuki Ito, Ryohei Yamamoto

  Journal of the American Medical Directors Association 25(3) 552-553 2024年3月
• Concomitant severe traumatic brain injury is not associated with increased red blood cell transfusion volumes in patients with pelvic fractures: A retrospective observational study

  Takaki Hirano, Kohei Yamada, Takero Terayama, Yudai Iwasaki, Ryohei Yamamoto, Kazuaki Shinohara

  Injury 55(3) 111296-111296 2024年3月
• External validation of the HACOR score and ROX index for predicting treatment failure in patients with coronavirus disease 2019 pneumonia managed on high-flow nasal cannula therapy: a multicenter retrospective observational study in Japan

  Hiromu Okano, Ryohei Yamamoto, Yudai Iwasaki, Daisuke Irimada, Daisuke Konno, Taku Tanaka, Takatoshi Oishi, Hiroki Nawa, Akihiko Yano, Hiroaki Taniguchi …

  Journal of Intensive Care 12(1) 7-7 2024年2月15日
• Association between comorbidities at ICU admission and post-Sepsis physical impairment: A retrospective cohort study

  Ryohei Yamamoto

  JOURNAL OF CRITICAL CARE 2024年
• 救急初療室と発熱外来におけるCOVID-19の診断予測研究 AMABIE-COVID-19 study

  白石 淳, 園生 智弘, 松居 宏樹, 中村 謙介, 阿部 智一, 工藤 大介, 山川 一馬, 山本 良平

  日本救急医学会雑誌 34(12) 726-726 2023年12月