Comparison of complications between the perforation and PVP groupsa
| Complication | Perforation Group | PVP Group | P Value |
|---|---|---|---|
| New fracture after surgery (%) | 1/27 (3.7) | 10/42 (23.8) | .042 |
| (median, 10.1 mo) | (follow-up, 10.0 mo) | ||
| 16/42 (38.1) | |||
| (median, 15.0 mo) | |||
| Progression of vertebral collapse after surgery (%) | 6/27 (22.2) | 8/50 (16.0) | .380 |
| Pulmonary embolism | 0 | 0 | |
| Infection | 0 | 0 | |
| Pneumothorax | 0 | 0 |
↵a Statistical analysis was performed by the Fisher exact test.