表 1.
Comparison of X-ray indicators between the two groups (
, °)
两组X线片测量指标比较（
，°）
| 组别
Group |
例数
n |
LL | PI | |||||
| 术前
Preoperative |
术后 1 个月
One month after operation |
统计值
Statistic |
术前
Preoperative |
术后 1 个月
One month after operation |
统计值
Statistic |
|||
| 观察组
Observation group |
67 | 22.7±7.3 | 29.4±7.9 |
t=−5.534
P=0.000 |
38.9±8.1 | 37.5±8.5 |
t=1.058
P=0.294 |
|
| 对照组
Control group |
63 | 47.9±14.5 | — | 42.9±14.8 | — | |||
| 统计值
Statistic |
t=12.467
P=0.000 |
t=1.895
P=0.061 |
||||||
| 组别
Group |
例数
n |
PT | SS | |||||
| 术前
Preoperative |
术后 1 个月
One month after operation |
统计值
Statistic |
术前
Preoperative |
术后 1 个月
One month after operation |
统计值
Statistic |
|||
| 观察组
Observation group |
67 | 14.0±3.5 | 9.8±1.7 |
t=9.864
P=0.000 |
25.2±8.0 | 28.4±8.2 |
t=−2.593
P=0.012 |
|
| 对照组
Control group |
63 | 11.0±2.7 | — | 33.1±15.8 | — | |||
| 统计值
Statistic |
t=−5.487
P=0.538 |
t=13.754
P=0.545 |
||||||