1. Department of Orthopedics, The First People’s Hospital of Lianyungang, Jiangsu, China;
2. Department of Orthopedics, Ningbo Medical Center Lihuili Eastern Hosipital, Zhejiang, China;
3. Department of Nursing, The First People’s Hospital of Lianyungang, Jiangsu, China;
4. Department of Orthopedics, Affiliated Hospital of Xuzhou Medical University, Jiangsu, China