1. Department of Anesthesiology China Medical University Hospital Taichung Taiwan
2. School of Medicine, College of Medicine China Medical University Taichung Taiwan
3. Department of General Surgery E‐Da Cancer Hospital Kaohsiung Taiwan
4. School of Medicine, College of Medicine I‐Shou University Kaohsiung Taiwan
5. Department of Physical Therapy, College of Medicine National Cheng Kung University Tainan Taiwan
6. Department of Anesthesiology Tri‐Service General Hospital & National Defense Medical Center Taipei Taiwan
7. Department of Medical Research Chi‐Mei Medical Center Tainan Taiwan
8. Department of Physical Therapy, College of Health Care China Medical University Taichung Taiwan
9. Institute of Allied Health Sciences, College of Medicine National Cheng Kung University Tainan Taiwan