Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Comparison of mean difference in compression ratio and kyphotic angle.
| PPF group | PVP group | |
|---|---|---|
| Number of patients | 18 | 31 |
| The mean difference of AP ratio∗ | 0.04 ± 0.03 | 0.18 ± 0.08 |
| The mean difference of kyphotic angle∗ | 1.65 ± 1.22 | 6.06 ± 3.38 |
| VAS at postoperative 24 months∗ | 2.67 ± 1.03 | 3.71 ± 1.27 |
| ODI at postoperative 24 months∗ | 28.00 ± 5.47 | 37.77 ± 11.49 |
∗ P < 0.05.
