Table 1.
Basic information of patients
| Group A (n = 58) | Group B1 (n = 30) | Group B2 (n = 37) | Group B3 (n = 12) | p value | |
|---|---|---|---|---|---|
| Age | 68.9 ± 8.5 | 69.8 ± 6.1 | 69.7 ± 8.7 | 74.0 ± 6.2 | 0.248 |
| Gender | 0.188 | ||||
| Male | 15 | 2 | 7 | 2 | |
| Female | 43 | 28 | 30 | 10 | |
| BMI(kg/m2) | 23.5 ± 4.3 | 21.6 ± 4.7 | 22.9 ± 5.2 | 21.6 ± 2.9 | 0.253 |
| Bone mineral density (T score) | −3.2 ± 0.4 | −3.3 ± 0.3 | −3.3 ± 0.3 | −3.4 ± 0.3 | 0.325 |
| Fracture segment | 0.585 | ||||
| Thoracic (T1–10) | 9 | 6 | 4 | 3 | |
| Thoracolumbar (T11-L2) | 41 | 22 | 28 | 5 | |
| Lumbar (L3–5) | 8 | 3 | 6 | 3 | |
| Vertebral compression degree | 0.820 | ||||
| Mild (< 25%) | 25 | 10 | 14 | 3 | |
| Moderate (26 ~ 40%) | 16 | 10 | 12 | 6 | |
| Severe (> 40%) | 17 | 10 | 11 | 3 | |
| Bone cement volume (mL) | 6.0 ± 1.3 | 6.1 ± 1.0 | 5.6 ± 0.9 | 5.7 ± 1.1 | 0.247 |
| Follow up time (months) | 16.2 ± 6.5 | 14.7 ± 6.1 | 14.0 ± 5.9 | 16.0 ± 7.2 | 0.374 |