表 2.
Comparison of the relative vertebral body height in anterior part between groups before and after operation (%,
)
两组手术前后各时间点伤椎前缘相对高度比较（%，
）
| 组别
Group |
例数
n |
术前
Preoperative |
术后 3 d
Three days after operation |
术后 6 个月
Six months after operation |
统计值
Statistic |
|
*与术前比较 P<0.05，#与术后 3 d 比较P<0.05
*Compared with preoperative value, P<0.05;#compared with the value at 3 days after operation, P<0.05 | |||||
| 对照组
Control group |
22 | 63.38±19.38# | 84.32±11.76* | 84.38±10.87* |
F=38.553
P= 0.000 |
| 试验组
Trial group |
26 | 62.62±18.85# | 85.12±10.27* | 85.10±10.38* |
F=43.262
P= 0.000 |
| 统计值
Statistic |
t=1.122
P=0.286 |
t=0.958
P=0.362 |
t=0.848
P=0.400 |
||