表 2.
Postoperative tibial malrotation of patients with various types of fractures
术后各型骨折患者胫骨旋转不良情况
| 组别
Group |
双侧胫骨旋转角差值（°）
Difference of bilateral tibial rotation angles (°) |
胫骨旋转类型
Tibial rotation type |
胫骨旋转不良
Tibial malrotation |
|
| 内旋
Internal rotation |
外旋
External rotation |
|||
| A 型
Type A |
||||
| 对照组
Control group |
1.94±0.64 | 5 | 15 | 0 |
| 研究组
Trial group |
1.81±0.77 | 4 | 16 | 0 |
| 统计值
Statistic |
t=0.559
P=0.580 |
χ2=0.143
P=0.705 |
− | |
| B 型
Type B |
||||
| 对照组
Control group |
6.08±2.21 | 3 | 17 | 1（5%） |
| 研究组
Trial group |
3.97±1.37 | 2 | 18 | 0 |
| 统计值
Statistic |
t=3.632
P=0.001 |
χ2=0.229
P=0.633 |
P=1.000 | |
| C 型
Type C |
||||
| 对照组
Control group |
11.01±3.82 | 1 | 19 | 7（35%） |
| 研究组
Trial group |
5.26±2.22 | 3 | 17 | 1（5%） |
| 统计值
Statistic |
t=5.548
P=0.000 |
χ2=1.111
P=0.292 |
P=0.044 | |