Table 1 Summary of demographic parameters and surgical parameters
Variable | CBT Group N = 74 | PS Group N = 114 | p Value |
|---|---|---|---|
Age (year) | 67. 6 ± 9.8 | 62.7 ± 10.9 | 0.53 |
Sex(male/female) | 30/44 | 57/57 | 0.23 |
BMI | 27.52 ± 3.21 | 27.79 ± 5.56 | 0.71 |
Follow-up time(month) | 39.23 ± 3.03 | 43.23 ± 7.12 | 0.19 |
BMD of lumbar spine(g/cm2) | 0.71 ± 0.19 | 0.83 ± 0.27 | 0.22 |
Diagnosis(LSS/DDD) | 60/14 | 81/33 | 0.17 |
Number of Inter-body cages(1/2) | 60/14 | 96/18 | 0.69 |
Bone graft(autogenous/autogenous + allograft) | 74/6 | 114/21 | 0.09 |
Symptomatic ASD | 13 | 19 | 0.87 |