Table 3 Comparison of preoperative and postoperative HSS scores between the two groups
Group | Number | HSS scores | |||
|---|---|---|---|---|---|
Preoperation | Postoperation | t value | P value | ||
Sacrifice group | 29 | 55.31 ± 6.46 | 91.45 ± 4.21 | 23.716 | 0.000 |
Retention group | 76 | 54.76 ± 6.34 | 90.43 ± 4.09 | 40.188 | 0.000 |
t value | – | 0.393 | 1.127 | – | – |
P value | – | 0.695 | 0.263 | – | – |