1. Department of Health Sciences, Graduate School of Medical Sciences, Kyushu University: 3-1-1 Maidashi, Higashi-ku, Fukuoka, Japan
2. Division of Health Sciences, Graduate School of Medicine, Kyushu University, Japan
3. Department of Nursing, School of Nursing and Rehabilitation, Konan Women’s University, Japan
4. Department of Orthopedic Surgery, Graduate School of Medical Sciences, Kyushu University, Japan