Table 2.
Comparison of functional scores between the 2 groups.
| Item | Group | t value | P value | |
|---|---|---|---|---|
| MBR | STA | |||
| VAS | ||||
| Preoperative | 5.17 ± 1.36 | 5.34 ± 2.42 | 0.564 | NS (0.575) |
| 3 months | 3.35 ± 1.56a | 2.71 ± 0.98 a | 2.067 | 0.042 |
| The last follow-up | 1.70 ± 0.99 a, b | 1.57 ± 1.31 a | 0.480 | NS (0.633) |
| F = 73.747, P < 0.001 | F = 58.7, P < 0.001 | |||
| AOFAS | ||||
| Preoperative | 54.03 ± 6.63 | 51.06 ± 8.33 | 1.679 | NS (0.098) |
| 3 months | 72.11 ± 12.53 a | 79.63 ± 15.77 a | -2.247 | 0.028 |
| The last follow-up | 86.62 ± 15.24 a, b | 87.63 ± 15.16 a, b | -0.821 | NS (0.415) |
| F = 29.613, P < 0.001 | F = 43.1, P < 0.001 | |||
| Karlsson score | ||||
| Preoperative | 44.92 ± 9.22 | 41.54 ± 10.44 | 1.535 | NS (0.129) |
| 3 months | 59.24 ± 8.82 a | 62.11 ± 7.22a | -1.506 | NS (0.137) |
| The last follow-up | 73.27 ± 11.38 a, b | 75.07 ± 8.11 a, b | -0.908 | NS (0.481) |
| F = 59.60, P < 0.001 | F = 52.3, P < 0.001 | |||
aThere is significant difference compared with preoperatively. bThere is significant difference compared with 3 months postoperatively.