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Table 2 Vertebral approach,size of needle used and amount of cement injected

From: Analysis of percutaneous vertebroplasty—a prospective study

Approach

No. of procedures

Size of needle used

Mean amount of cement injected(in ml)

Standard deviation

Amount of pain relief unipedicular versus bipedicular and amount of cement injected (p value)

Unipedicular

44

13 G

5.3

1.5

P = 0.4 (Insignificant)

Bipedicular

6

13G

7.3

1.7