1. Department of Critical Care Medicine, Yokohama City University Hospital
2. Department of Emergency and Critical Care Medicine, Osaka Medical and Pharmaceutical University
3. Critical Care Research Group, The Prince Charles Hospital
4. Division of Trauma and Surgical Critical Care, Osaka General Medical Center
5. Department of Emergency and Critical Care Medicine, Graduate School of Biomedical and Health Sciences, Hiroshima University
6. Department of Emergency and Critical Care Medicine, Wakayama Medical University
7. Non-Profit Organization, ICU Collaboration Network (ICON)
8. Department of Emergency and Critical Care Medicine, Kansai Medical University Medical Center
9. Department of Anesthesia and Critical Care, Kobe City Medical Center General Hospital
10. Department of Critical Care Medicine, Yao Tokushukai General Hospital
11. Department of Emergency and Critical Care Medicine, Saitama Red Cross Hospital
12. Acute Care Division, Hyogo Prefectural Harima Himeji General Medical Center
13. Institute for Advanced Academic Research, Chiba University
14. Department of Anesthesiology and Intensive Care Medicine, University of the Ryukyus Hospital
15. Department of Anesthesiology and Critical Care Medicine, Fujita Health University School of Medicine