1. Department of Anesthesia, Nishio Municipal Hospital, Nishio Municipal Hospital, 6 Kamiawahara, Kumami-cho, Nishio, Aichi 4458510, Japan
2. Department of Anesthesiology, Aichi Gakuin University School of Dentistry, 2-11 Suemori-dori, Chikusa-ku, Nagoya, Aichi 4658651, Japan
3. Department of Surgical Intensive Care Medicine, Nagoya University Hospital, 65 Tsurumai-cho, Showa-ku, Nagoya, Aichi 4668550, Japan
4. Department of Emergency & Critical Care Medicine, Nagoya University Graduate School of Medicine, Nagoya University Hospital, 65 Tsurumai-cho, Showa-ku, Nagoya, Aichi 4668550, Japan
5. Department of Anesthesiology, Toho University School of Medicine, Toho University Medical Center, Ohmori Hospital, 6-11-1 Ohmori-Nishi, Ohta-ku, Tokyo 1438541, Japan
6. Department of Anesthesia and Intensive Care Medicine, International University of Health and Welfare, 537-3 Iguchi, Nasushiobara, Tochigi 3292763, Japan