3,419
Participants
Start Date
January 1, 2012
Primary Completion Date
December 31, 2021
Study Completion Date
January 20, 2023
open posterior instrumented thoracolumbar surgery
Both group previously received open posterior instrumented thoracolumbar surgery in 4 centers
Xuanwu Hospital, China International Neuroscience Institute, Capital Medical University, Beijing
Xuanwu Hospital, Beijing
OTHER