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Table 2 Operative characteristics

From: Percutaneous balloon kyphoplasty for the treatment of vertebral compression fractures

Operative Characteristic No. (%)
Approach (n = 187 patients)  
Unilateral extrapedicular 184(98.4%)
Bipedicular 3(1.6%)
Volume injected (n = 251 vertebras)  
<3.5 cc 14(5.5%)
3.5-7 cc 203(81%)
>7 cc 34(13.5%)
Anesthesia (n = 187 patients)  
Local 178(95.2%)
General 9(4.8%)
Leakage (n = 251 vertebras)  
B type 6(2.4%)
S type 3(1.2%)
C type 20(7.9%)
Total 29(11.5%)
  1. B type:leakage via basivertebral vein.
  2. S type:leakage via segmental vein.
  3. C type: leakage through a cortical defect.