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Table 2 Preoperative and postoperative VAS and ODI of CVP and BVP groups

From: Unilateral curved versus bipedicular vertebroplasty in the treatment of osteoporotic vertebral compression fractures

VariableCVP group
N = 29
BVP group
N = 75
P-value
Preoperative VAS8.3 ± 1.08.2 ± 0.80.626
Postoperative 1 day VAS3.2 ± 1.7#3.4 ± 1.2#0.691
Postoperative 3 month VAS2.4 ± 1.2#2.8 ± 0.9#0.104
Postoperative 6 month VAS2.0 ± 1.1#2.3 ± 1.0#0.222
Postoperative 12 month VAS1.9 ± 1.0#1.8 ± 0.9#0.760
Preoperative ODI75.0 ± 11.173.4 ± 11.70.529
Postoperative 3 month ODI42.5 ± 15.1*45.5 ± 11.4*0.288
Postoperative 6 month ODI36.2 ± 10.4*38.0 ± 9.6*0.386
Postoperative 12 month ODI28.7 ± 11.5*29.3 ± 10.3*0.797
  1. The table shows results of the outcome measures for both groups at preoperative, 3 months, 6 months and 12 months postoperative. Data are expressed as mean values (SD). Visual Analogue Scale (VAS, scale: 0 to 10), Oswestry Disability Index (ODI, scale: 0–100).# compare with preoperative VAS, P<0.05; * compare with preoperative ODI, P<0.05