1. Department of Rehabilitation Medicine, National Hospital of Enshi Tujia and Miao Autonomous Prefecture, Enshi, Hubei, China
2. Department of Rehabilitation Medicine, The First College of Clinical Medical Science, China Three Gorges University, Yichang Central People's Hospital, Yichang, Hubei, China
3. Department of Proctology, National Hospital of Enshi Tujia and Miao Autonomous Prefecture, Enshi, Hubei, China
4. Departments of Ministry of Science and Education, National Hospital of Enshi Tujia and Miao Autonomous Prefecture, Enshi, Hubei, China
5. Rehabilitation Department, Minda Hospital of Hubei Minzu University, Enshi, Hubei, China
6. Department of Nursing, LiChuan People’s Hospital, Lichuan, Hubei, China.