Article Figures & Data
Figures
- Fig 1.
A, An example of a T12 hemivertebroplasty, anteroposterior view. B, T12 vertebral body, postvertebroplasty lateral view.
- Fig 2.
A, An example of a vertebroplasty excluded from the hemivertebroplasty classification. Postvertebroplasty anteroposterior view of an L4 vertebral body with >20% filling of the unaugmented side of the vertebra. B, L4 vertebral body, postvertebroplasty lateral view.
Tables
- Table 1:
Characteristics of patients in both bilaterally filled vertebroplasty and unilateral hemivertebroplasty groups
Hemivertebroplasty Bilateral Vertebroplasty Single Level Multiple Level Single Level Multiple Level No. of patients (levels) 11 (11) 31 (76) 441 (441) 236 (521) Percentage female 55 65 70 66 Median age by year (range) 69 (50–86) 71 (51–97) 77 (31–96) 76 (34–96) Mean cement volume 2.1 2.1 3.4 2.97 - Table 2:
Pain (0–10) and RDQ scores in hemivertebroplasty versus bilateral vertebroplasty groups
Preop Hemi/Bilat (P) 1-Week Hemi/Bilat (P) 1-Month Hemi/Bilat (P) 6-Month Hemi/Bilat (P) 1-Year Hemi/Bilat (P) Pain at rest 4/3.9 (.1) 1.2/1.6 (.4) 1.1/1.2 (.6) 1/1.2 (.6) 1.6/1.1 (.3) Pain with activity 7.9/8.4 (.2) 3.7/4.2 (.3) 3.5/3.9 (.5) 3.1/3.1 (1) 4.7/3.5 (.2) RDQ 18.3/18.8 (.6) 9.1/9.9 (.5) 7.7/9.3 (.2) 8/8.8 (.6) 8.2/8.7 (.8) Note:—Preop indicates preoperative; Hemi, hemivertebroplasty; Bilat, bilateral vertebroplasty; RDQ, Roland-Morris Disability Questionnaire..
Hemivertebroplasty Bilateral Vertebroplasty Single Level Multiple Level Single Level Multiple Level Incidence of new fractures 18% 6% 13% 15% Mean time to incident fracture by month 9 6 5.2 6
