〇Naohito Kurahashi¹, Mayumi Shiomi¹, Masahiro Kusunoki¹, Sachiko Shimizu¹, Fumi Ono¹, Takashi Cho¹ (1. Department of Anesthesia, Matsushita Memorial Hospital)

〇Rin Hoshina¹, Ryusuke Ueki², Yui Kawasaki², Nobutaka Kariya², Tsuneo Tatara², Munetaka Hirose² (1. Hyogo College of Medicine, 2. Anesthesiology & Pain medicine Hyogo College of Medicine)

〇takashi shutoh¹, akira mukai¹, koichi suehiro¹, yuki tamura¹, masahiko tuchiya¹, kiyonobu nishikawa¹ (1. Osaka City University Hospital)

〇Ayako Hamakawa¹, Akihiko Maeda¹, Tatsuyuki Imada¹, Takeshi Iritakenishi¹, Yuji Fujino¹ (1. Department of anesthesiology and intensive care, Osaka University graduate school of medicine)

〇Eriko Izumi¹, Miki Deguchi¹, Mirei Sou¹, Susumu Hiraoka¹, Mayumi Soga¹, Ryota Aoi¹ (1. Sakai City Medical Center)

〇Hiroki Ichiyanagi¹, Mihou Inoue¹, Noritaka Mochizuki¹, Manabu Hirata¹ (1. Japanese Red Cross Society Kyoto Daini Hospital)