组别 | 术前 | 术后1个月 | 术后3个月 |
开放组 | 63.38 ± 2.38 | 25.15 ± 3.35 | 11.92 ± 2.74 |
UBE组 | 64.62 ± 2.70 | 23.95 ± 2.88 | 12.57 ± 3.22 |
t值 | −1.91 | 1.57 | −0.85 |
P值 | 0.06 | 0.12 | 0.39 |