1. Department of Anesthesiology, Bakırköy Dr. Sadi Konuk Training and Research Hospital, Istanbul, Turkey
2. Department of Neurosurgery, Bakırköy Dr. Sadi Konuk Training and Research Hospital, Istanbul, Turkey
3. Department of Physiotherapy and Rehabilitation, Faculty of Health Sciences, Istanbul University, Istanbul, Turkey
4. Department of Gerontology, Faculty of Health Sciences, Istanbul University, Istanbul, Turkey