〇Miwako Tanabe¹, Takako Matsukado¹, Masako Asada¹, Yuko Yoshino¹, Etsuko Kanna¹, Yoshimasa Motoyama¹ (1. Kyushu Central Hospital )

〇Yudai Horiguchi¹, Aya Yoshimatsu¹, Mika Yoshida¹, Takuo Hoshi¹ (1. Ibaraki Prefectural Central Hospital. Anesthesiology.)

〇Mai Watanabe¹, Etsu Iwasaki¹, Takashi Kadoya¹, Tomoki Ishikawa¹, Mizue Ishii¹, Hiroyuki Kobayashi¹ (1. Okayama Red Cross Hospital)

〇Tetsuya Uchino¹, Masahiro Miura², Shinya Kai¹, Shigekiyo Matsumoto¹, Chihiro Shingu¹, Takaaki Kitano¹ (1. Department of Anesthesiology, Faculty of Medicine, Oita University, 2. Department of Human Anatomy, Faculty of Medicine, Oita University)

〇Sayano Fukushima¹, Masasi Kohno¹, Yoshio Tarumoto¹, Akimasa Anzai¹ (1. Toumei Atsugi Hospital)

〇Hiroshi Yonekura^1,2, Masataka Kamei¹ (1. Department of Clinical Anesthesiology, Mie University, 2. Department of Pharmacoepidemiology, Kyoto University Graduate School of Medicine, School of Public Health)