Retrospective Study
Copyright ©The Author(s) 2021.
World J Clin Cases. Oct 26, 2021; 9(30): 9023-9037
Published online Oct 26, 2021. doi: 10.12998/wjcc.v9.i30.9023
Table 7 The comorbidities score and its secondary index score
Comorbidities Score
Spondylolisthesis (> 1 degree)4
Shift/dislocation (0-1 degree)3
Herniated disk2
Bone spurs1
Bony fusion 0