業績

Papers
  1. Hagiwara Y, Hasegawa K, Watase H, Chiba T. Career satisfaction in emergency medicine residency: The EM Alliance study of emergency medicine residents in Japan. J Jpn Assoc Acute Med 2010;21:889-898.
  2. Hasegawa K, Hagiwara Y, Chiba T, Watase H, Walls RM, Brown DFM, Brown III CA. Emergency airway management in Japan: Interim analysis of a multi-center prospective observational study. Resuscitation 2012;83:428-433.
  3. Hasegawa K, Shigemitsu K, Hagiwara Y, Chiba T, Watase H, Brown III CA, Brown DFM.Association between repeated intubation attempts and adverse events in emergency departments: An analysis of multicenter prospective observational study. Ann Emerg Med 2012 60:749-754.
  4. Imamura T, Brown III CA, Ofuchi H, Yamagami H, Branch J, Hagiwara Y, Brown DFM, Hasegawa K. Emergency airway management in geriatric and younger patients: Analysis of a multicentre prospective observational study. Am J Emerg Med 2013;31:190-196.
  5. Hasegawa K, Hagiwara Y, Imamura T, Chiba T, Watase H, Brown III CA, Brown DFM. Increased incidence of hypotension in elderly patients who underwent emergency airway management: An analysis of a multi-centre prospective observational study. Intern J Emerg Med 2013;6:12.
  6. Hasegawa K, Chiba T, Hagiwara Y, Watase H, Tsugawa Y, Brown DFM, Camargo CA Jr. Quality of care for acute asthma in emergency departments in Japan: A multicenter observational study. J Allergy Clin Immunol Pract 2013;1:509-515.
  7. Hagiwara Y, Hasegawa K, Watase H, Chiba T. Residency and career satisfaction among Anglo-American model emergency medicine residents in Japan. Acute Med Surg 2014;1:44-52
  8. Goto Y, Watase H, Brown III CA, Tsuboi S, Kondo T, Brown DFM, Hasegawa K. Emergency airway management by resident physicians in Japan: An analysis of multicentre prospective observational study. Acute Med Surg 2014;1:214-221
  9. Goto T, Watase H, Morita H, Nagai H, Brown CA III, Brown DFM, Hasegawa K, on behalf of Japanese Emergency Medicine Network Investigators. Repeated Tracheal Intubation Attempts by a Single Intubator Associated with Decreased Success Rates in Emergency Departments: An Analysis of Multicentre Prospective Observational Study. Emerg Med J 2015 [online ahead of print].
  10. Goto T, Gibo K, Hagiwara K, Morita H, Brown DFM, Brown III CA, Hasegawa K. Multiple failed intubation attempts are associated with decreased success rates on the first rescue intubation in the emergency department: A retrospective analysis of multicentre observational data. Scand J Trauma Resusc Emerg Med 2014; in press
  11. Nakao S, Hagiwara Y, Kimura A, Hasegawa K. Trauma airway management in emergency departments: A multicenter, prospective, observational study in Japan. BMJ Open 2014; in press.
  12. Watase H, Hagiwara Y, Chiba T, Camargo CA Jr, Hasegawa K　and Japanese Emergency Medicine Network Investigators. Multicentre observational study of adults with asthma exacerbations: who are the frequent users of the emergency department in Japan? BMJ Open. 2015 Apr 28;5(4):e007435.
  13. Hagiwara Y, Watase H, Okamoto H, Goto T, Hasegawa K; Japanese Emergency Medicine Network Investigators. Prospective validation of the modified LEMON criteria to predict difficult intubation in the ED. Am J Emerg Med. 2015 Jun 19. [Epub ahead of print]</>
  14. Tanaka K, Gibo K, Watase H, Oohashi M, Camargo CA, Hasegawa K, on behalf of the Japanese Emergency Medicine Network Investigators. Inappropriate Antibiotic Use for Acute Asthma in Japanese Emergency Departments. J Gen Fam Med. 2015;16(4):281-287
  15. Goto T, Gibo K, Hagiwara Y, Okubo M, Brown DF, Brown CA 3rd, Hasegawa K. Factors Associated with First-Pass Success in Pediatric Intubation in the Emergency Department. West J Emerg Med. 2016 Mar;17(2):129-34.
  16. Yasuda H, Hagiwara Y, Watase H, Hasegawa K; Nocturnal emergency department visits, duration of symptoms and risk of hospitalisation among adults with asthma exacerbations: a multicentre observational study. BMJ Open. 2016 Aug 12;6(8):e010670.
  17. Okubo M, Gibo K, Hagiwara Y, Nakayama Y, Hasegawa K; Japanese Emergency Medicine Network Investigators. The effectiveness of rapid sequence intubation (RSI) versus non-RSI in emergency department: an analysis of multicenter prospective observational study. Int J Emerg Med. 2017;10:1.
  18. Sato N, Hagiwara Y, Watase H, Hasegawa K; Japanese Emergency Medicine Network investigators. A comparison of emergency airway management between neuromuscular blockades alone and rapid sequence intubation: an analysis of multicenter prospective study.BMC Res Notes. 2017 Jan 3;10(1):6.
  19. Goto Y, Goto T, Hagiwara Y, Tsugawa Y, Watase H, Okamoto H, Hasegawa K. Techniques and outcomes of emergency airway management in Japan: An analysis of two multicentre prospective observational studies, 2010-2016. Resuscitation. 2017.
  20. Takahashi J, Goto T, Okamoto H, Hagiwara Y, Watase H, Shiga T, Hasegawa K; Japanese Emergency Medicine Network Investigators.
    Association of fentanyl use in rapid sequence intubation with post-intubation hypotension.
    Am J Emerg Med. 2018 Nov;36(11):2044-2049.
  21. Yakushiji H, Goto T, Shirasaka W, Hagiwara Y, Watase H, Okamoto H, Hasegawa K; Japanese Emergency Medicine Network investigators.
    Associations of obesity with tracheal intubation success on first attempt and adverse events in the emergency department: An analysis of the multicenter prospective observational study in Japan.
    PLoS One. 2018 Apr 19;13(4):e0195938.
  22. Okamoto H, Goto T, Wong ZSY, Hagiwara Y, Watase H, Hasegawa K; Japanese Emergency Medicine Network investigators.
    Comparison of video laryngoscopy versus direct laryngoscopy for intubation in emergency department patients with cardiac arrest: A multicentre study.
    Resuscitation. 2019 Mar;136:70-77.
  23. Inoue A, Okamoto H, Hifumi T, Goto T, Hagiwara Y, Watase H, Hasegawa K; Japanese Emergency Medicine Network Investigators.
    The incidence of post-intubation hypertension and association with repeated intubation attempts in the emergency department.
    PLoS One. 2019 Feb 11;14(2):e0212170.
  24. Morikawa M, Hagiwara Y, Gibo K, Goto T, Watase H, Hasegawa K; JEAN‐3 Investigators.
    Methylxanthine use for acute asthma in the emergency department in Japan: a multicenter observational study.
    Acute Med Surg. 2019 Apr 1;6(3):279-286.
  25. Goto T, Goto Y, Hagiwara Y, Okamoto H, Watase H, Hasegawa K.
    Advancing emergency airway management practice and research.
    Acute Med Surg. 2019 May 21;6(4):336-351
  26. Ishimaru T, Goto T, Takahashi J, Okamoto H, Hagiwara Y, Watase H, Hasegawa K; Japanese Emergency Medicine Network Investigators.
    Association of ketamine use with lower risks of post-intubation hypotension in hemodynamically-unstable patients in the emergency department.
    Sci Rep. 2019 Nov 21;9(1):17230.
  27. Takahashi J, Goto T, Okamoto H, Hagiwara Y, Watase H, Shiga T, Hasegawa K; Japanese Emergency Medicine Network Investigators.Association of fentanyl use in rapid sequence intubation with post-intubation hypotension.Am J Emerg Med. 2018 Nov;36(11):2044-2049.
  28. Takahashi J, Goto T, Okamoto H, Hagiwara Y, Watase H, Shiga T, Hasegawa K.In reply: Confounding biases in the association between fentanyl use and hypotension after rapid sequence intubation.Am J Emerg Med. 2018 Sep;36(9):1695.
  29. Yakushiji H, Goto T, Shirasaka W, Hagiwara Y, Watase H, Okamoto H, Hasegawa K; Japanese Emergency Medicine Network investigators.Associations of obesity with tracheal intubation success on first attempt and adverse events in the emergency department: An analysis of the multicenter prospective observational study in Japan.PLoS One. 2018 Apr 19;13(4):e0195938.
  30. Okamoto H, Goto T, Wong ZSY, Hagiwara Y, Watase H, Hasegawa K; Japanese Emergency Medicine Network investigators.Comparison of video laryngoscopy versus direct laryngoscopy for intubation in emergency department patients with cardiac arrest: A multicentre study.Resuscitation. 2019 Mar;136:70-77.
  31. Goto T, Goto Y, Hagiwara Y, Okamoto H, Watase H, Hasegawa K.Advancing emergency airway management practice and research.Acute Med Surg. 2019 May 21;6(4):336-351.
  32. Inoue A, Okamoto H, Hifumi T, Goto T, Hagiwara Y, Watase H, Hasegawa K; Japanese Emergency Medicine Network Investigators.The incidence of post-intubation hypertension and association with repeated intubation attempts in the emergency department.PLoS One. 2019 Feb 11;14(2):e0212170.
  33. Morikawa M, Hagiwara Y, Gibo K, Goto T, Watase H, Hasegawa K; JEAN‐3 Investigators.Methylxanthine use for acute asthma in the emergency department in Japan: a multicenter observational study.Acute Med Surg. 2019 Apr 1;6(3):279-286.
  34. Ishimaru T, Goto T, Takahashi J, Okamoto H, Hagiwara Y, Watase H, Hasegawa K; Japanese Emergency Medicine Network Investigators.Association of ketamine use with lower risks of post-intubation hypotension in hemodynamically-unstable patients in the emergency department.Sci Rep. 2019 Nov 21;9(1):17230.
  35. Okamoto H, Goto T, Wong ZSY, Hagiwara Y, Watase H, Hasegawa K; Japanese Emergency Medicine Network investigators.Comparison of video laryngoscopy versus direct laryngoscopy for intubation in emergency department patients with cardiac arrest: A multicentre study.Resuscitation. 2019 Mar;136:70-77.
  36. Goto Y, Goto T, Okamoto H, Hagiwara Y, Watase H, Hasegawa K; Japanese Emergency Medicine Network Investigators.Factors associated with successful rescue intubation attempts in the emergency department: an analysis of multicenter prospective observational study in Japan.Acute Med Surg. 2019 Oct 14;7(1):e462.
  37. Takahashi J, et al. Among authors: hagiwara y, hasegawa k.Association of advanced age with intubation-related adverse events in the emergency department: a multicentre prospective observational study.Emerg Med J. 2021.
  38. Goto T, et al. Among authors: hagiwara y, hasegawa k.Association of Number of Physician Postgraduate Years With Patient Intubation Outcomes in the Emergency Department. JAMA Netw Open. 2022.
  39. Hagiwara Y, et al. Among authors: hasegawa k.Airway management in the pediatric emergency department in Japan: A multicenter prospective observational study.Acute Med Surg. 2022.
  40. Funakoshi H, et al. Among authors: hagiwara y, hasegawa k.Association Between Repeated Tracheal Intubation Attempts and Adverse Events in Children in the Emergency Department.Pediatr Emerg Care. 2022.
  41. Yamanaka S, et al. Among authors: hagiwara y, hasegawa k.Machine Learning Approaches for Predicting Difficult Airway and First-Pass Success in the Emergency Department: Multicenter Prospective Observational Study.Interact J Med Res. 2022.
  42. Takahashi J, et al. Among authors: hagiwara y, hasegawa k.Association of airway obstruction with first-pass success and intubation-related adverse events in the emergency department: multicenter prospective observational studies.Front Med (Lausanne). 2023.
Affiliated projects
Abstracts 2018
Abstracts 2017
Abstracts 2016
Abstracts 2015（海外）
Abstracts ~2014（海外）
Abstracts 2014
Abstracts 2013
Abstracts 2012
Abstracts 2011
Presentations（海外）
Presentations（国内）
Grant Support/Awards