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Table 3 Radiographic and clinical data after kyphoplasty

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

  Pre-op Post-op day1 Post-op month 3 Post-op month 6 Post-op month 12
Mean VAS score 7.7 ± 1.3 2.2 ± 0.9* 1.4 ± 0.6 0.8 ± 0.2 0.5 ± 0.1*
Mean ODI score 56.8 ± 4.2 18.3 ± 2.3* 17.3 ± 2.2 15.2 ± 1.9 12.5 ± 1.6*
AVH (%) 52 ± 6.9 74.5 ± 7.9* 72.4 ± 5.5 72.2 ± 4.5 70.2 ± 5.2
Kyphotic angle (°) 14.4 ± 2.2 6.7 ± 1.2* 7.2 ± 1.4 7.4 ± 1.1 7.6 ± 0.9
  1. VAS: visual analogue scale;
  2. ODI: Oswestry Disability Index;
  3. AVH: anterior vertebral height, Anterior Vertebral height is expressed as fractions of referent vertebral height (AVH = Anterior Vertebral height of index fractured vertebrae/average of above and below intact anterior vertebral height),
  4. *p < .05.