1. Nursing Department, The Third People’s Hospital of Hefei, Hefei Third Clinical College of Anhui Medical University, Hefei 230022, China
2. Department of Orthopaedics, The Third People’s Hospital of Hefei, Hefei Third Clinical College of Anhui Medical University, Hefei 230022, China
3. Department of Neurosurgery, The Third People’s Hospital of Hefei, Hefei Third Clinical College of Anhui Medical University, Hefei 230022, China