A Multicenter Observational Cohort of Degenerative Spine Diseases in China（DSDC）

Study type: The objectives of this observational study were to understand, analyze, and compare the treatment and prognosis of patients with degenerative spine diseases and to construct a risk warning model and an assisted decision-making system The main questions it aims to answer are: * \[question 1\] to construct a database of patients with degenerative spinal diseases and to study their associated prognosis, complications, and other risks * \[Question 2\] Use big data to build a risk early warning model and assisted decision making system The study will not intervene with patients