1. Department of Rehabilitation Medicine, Nagoya Medical Centre, Aichi, Japan
2. Department of Physical Therapy, Gifu University of Health Science, Gifu, Japan
3. Department of Rehabilitation Medicine, Hokkaido Medical Centre, Hokkaido, Japan
4. Department of Critical Care Medicine, Nagoya Medical Centre, Aichi, Japan, and
5. Department of Physical Therapy, Toyohashi Sozo University, Aichi, Japan