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Table 1 Comparison of general data before and after operation between group A and B

From: Radiographic and clinical outcomes of surgical treatment of Kümmell’s disease with thoracolumbar kyphosis: a minimal two-year follow-up

Parameters Group A Group B P value
Age (years) 66.8 ± 7.5 64.3 ± 7.7 0.440
Male 2 3  
Female 12 13 0.743
T value of BMD −3.3 ± 1.4 −3.6 ± 0.4 0.628
Operation time (minutes) 336 ± 60 270 ± 48 0.010
Blood loss (ml) 1125 ± 769.3 441.7 ± 159.3 0.007
Preoperative SVA (mm) 75.0 ± 39.2 62.5 ± 26.6 0.386
PreopCobb angle(°) 28.2 ± 6.2 26.5 ± 7.3 0.560
Preop ODI 59% ± 9 44% ± 8 0.000
Preop NRS 4.7 ± 0.9 4.0 ± 1.1 0.225
CSF leakage 2 1  
Incision infection 2 2  
Implant subsidence 1 0  
Pseudoarthrosis 1 1  
PJK 1 0  
DVT 0 1