Clinical Study
Zoledronic Acid May Reduce Intraoperative Bleeding in Spinal Tumors: A Prospective Cohort Study
Table 2
Baseline characteristics in 19 patients with multiple myelomaa.
| Characteristic | Preoperative zoledronic acid group (group C; ) | Control group (group D; ) | |
| Sex | | | 0.876 | Men | 7 | 6 | | Women | 3 | 3 | | Age (y) | | | 0.283 | Mean ± SD | 63.8 ± 4.5 | 61.7 ± 3.7 | | Range | 55–70 | 57–67 | | Preoperative Frankel score | | | 0.322 | A | 0 | 0 | | B | 2 | 0 | | C | 2 | 4 | | D | 4 | 2 | | E | 2 | 3 | | Number of spinal metastases | | | 0.498 | Single | 4 | 5 | | Multiple | 6 | 4 | | Tumor location | | | 0.795 | Cervical | 2 | 3 | | Thoracic | 5 | 4 | | Lumbar | 3 | 2 | |
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SD: standard deviation.
aThe Student’s -test was used for continuous variables, and chi-square analysis was used for categorical variables.
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