Table 1 Preoperative and postoperative characteristics of the two groups
From: Clinical application of the pedicle in vitro restorer in percutaneous kyphoplasty
Characteristic | Group A | Group B | t/χ2 | P |
|---|---|---|---|---|
No. (male:female) | 30 (6:24) | 42 (8:34) | 0.010 | > 0.05 |
Mean age, year | 66.83 ± 4.90 | 65.74 ± 4.65 | 0.964 | > 0.05 |
Mean improvement of anterior height, mm | 4.38 ± 0.59 | 5.66 ± 0.64 | − 8.549 | < 0.05 |
Mean improvement of mid height, mm | 4.09 ± 0.27 | 5.17 ± 0.49 | − 11.938 | < 0.05 |
Mean improvement of VAS | 5.01 ± 0.22 | 5.66 ± 0.29 | − 10.353 | < 0.05 |
Mean improvement of Cobb angle, deg | 10.03 ± 0.52 | 11.08 ± 1.12 | − 10.380 | < 0.05 |
The ratio of bone cement leakage, % | 23.33 | 2.38 | 5.802 | < 0.05 |