1 Department of Disaster and Emergency and Critical Care Medicine, Kobe University Graduate School of Medicine, Kusunoki-cho 7-5-2, Chuo-ward, Kobe 650-0017, Japan.
2 Department of Emergency Medicine, Teikyo University School of Medicine, 2-11-1 Kaga, Itabashi-ku, Tokyo 173-8606, Japan.
With the development of intensive care medicine and the standardization of various therapeutic guidelines and education systems, mortality rates in critically ill patients have improved markedly [...].