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Table 1 Basic information of patients

From: The effect of bone cement distribution on the outcome of percutaneous Vertebroplasty: a case cohort study

  Group A (n = 58) Group B1 (n = 30) Group B2 (n = 37) Group B3 (n = 12) p value
Age 68.9 ± 8.5 69.8 ± 6.1 69.7 ± 8.7 74.0 ± 6.2 0.248
Gender      0.188
 Male 15 2 7 2  
 Female 43 28 30 10  
BMI(kg/m2) 23.5 ± 4.3 21.6 ± 4.7 22.9 ± 5.2 21.6 ± 2.9 0.253
Bone mineral density (T score) −3.2 ± 0.4 −3.3 ± 0.3 −3.3 ± 0.3 −3.4 ± 0.3 0.325
Fracture segment      0.585
 Thoracic (T1–10) 9 6 4 3  
 Thoracolumbar (T11-L2) 41 22 28 5  
 Lumbar (L3–5) 8 3 6 3  
Vertebral compression degree      0.820
 Mild (< 25%) 25 10 14 3  
 Moderate (26 ~ 40%) 16 10 12 6  
 Severe (> 40%) 17 10 11 3  
Bone cement volume (mL) 6.0 ± 1.3 6.1 ± 1.0 5.6 ± 0.9 5.7 ± 1.1 0.247
Follow up time (months) 16.2 ± 6.5 14.7 ± 6.1 14.0 ± 5.9 16.0 ± 7.2 0.374