表 1.
Comparison of WOMAC scores between the two groups before and after operation (n=40,
)
手术前后两组患者WOMAC评分比较（n=40，
）
| 组别
Group |
总分
Total |
术后2年各项评分
Postoperative scores at 2 years |
||||||
| 术前
Preoperative |
术后2年
Postoperative at 2 years |
差值
Difference |
统计值
Statistic |
疼痛
Pain |
僵硬
Stiffness |
功能
Function |
||
| TKA | 58.2±8.2 | 67.1±6.9 | 9.0±2.6 |
t=−5.260
P=0.000 |
13.8±2.5 | 4.7±0.9 | 48.7±6.3 | |
| UKA | 56.1±3.7 | 66.9±3.6 | 10.0±2.2 |
t=−13.512
P=0.000 |
14.6±1.7 | 4.8±1.0 | 47.6±3.3 | |
| 统计值
Statistic |
t=1.452
P=0.150 |
— |
t=−1.886
P=0.063 |
t=−1.804
P=0.075 |
t=−0.691
P=0.492 |
t=1.032
P=0.305 |
||