1. Department of Orthopaedic Surgery, Affiliated Hospital of Zunyi Medical University, Zunyi, Guizhou 563000, China
2. Nursing Department, Affiliated Hospital of Zunyi Medical University, Zunyi, Guizhou 563000, China
3. Department of Orthopedic Surgery, The First Affiliated Hospital, College of Medicine, Zhejiang University, Hangzhou, Zhejiang 310030, China