1. Department of Anesthesiology, The First Affiliated Hospital, Fujian Medical University, Fuzhou 350005, China
2. Department of Anesthesiology, National Regional Medical Center, Binhai Campus of the First Affiliated Hospital, Fujian Medical University, Fuzhou 350212, China
3. Anesthesiology Research Institute, The First Affiliated Hospital, Fujian Medical University, Fuzhou 350005, China
4. Xiamen University, Xiamen 361100, China
5. Department of Endoscopy, Shengli Clinical Medical College of Fujian Medical University, Fuzhou 350001, China
6. The First Affiliated Hospital of Fujian Medical University, Fuzhou 350005, China
7. The Graduate School of Fujian Medical University, Fuzhou 350001, China