表 3.
Comparison of ODI between 2 groups at pre- and post-operation (n=24,
)
两组患者手术前后 ODI 比较（n=24，
）
| 组别
Group |
术前
Preoperative |
术后 3 个月
Three months after operation |
术后 6 个月
Six months after operation |
术后 12 个月
Twelve months after operation |
统计值
Statistic |
|
* 与术前比较 P<0.05，# 与术后 3 个月比较 P<0.05，△ 与术后 6 个月比较 P<0.05
* Compared with preoperative value, P<0.05;# compared with the value at 3 months after operation, P<0.05;△ compared with the value at 6 months after operation, P<0.05 | |||||
| 试验组
Trial group |
36.3±1.1#△ | 11.3±1.4*△ | 3.4±0.6*# | 2.8±0.8*#△ |
F=5 349.821
P= 0.000 |
| 对照组
Control group |
36.8±1.0#△ | 15.5±2.2*△ | 13.2±2.1*# | 9.9±2.2*#△ |
F=926.492
P= 0.000 |
| 统计值
Statistic |
t=1.589
P=0.119 |
t=7.644
P=0.000 |
t=22.039
P= 0.000 |
t=14.792
P= 0.000 |
|