表 3.
Comparison of anterior edge height of injured vertebrae between the two groups at different time points (
, mm)
两组手术前后各时间点伤椎前缘高度比较（
，mm）
| 组别
Group |
例数
n |
术前
Preoperative |
术后 1 周
One week after operation |
末次随访
Last follow-up |
统计值
Statistic |
|
*与术前比较 P<0.05，#与术后 1 周比较 P<0.05
*Compared with preoperative value, P<0.05;#compared with the value at 1 week after operation, P<0.05 | |||||
| 短节段组
Short-segment group |
18 | 13.53±2.49# | 20.23±2.12* | 19.49±2.45* |
F=43.410
P=0.000 |
| 长节段组
Long-segment group |
26 | 14.32±2.34# | 20.45±2.08* | 19.77±2.18* |
F=60.456
P=0.000 |
| 统计值
Statistic |
t=−1.071
P=0.290 |
t=−0.342
P=0.734 |
t=−0.404
P=0.689 |
||