| 术后4 w | 术后8 w | 术后12 w |
空白组组 | 7.64 ± 1.57 | 8.61 ± 1.50 | 10.54 ± 1.77 |
实验组 | 12.24 ± 3.77 | 16.24 ± 2.77 | 20.10 ± 5.44 |
PMMA组 | 2.96 ± 0.69 | 1.90 ± 0.50 | 4.44 ± 1.43 |