表 4.
Comparison of MRI measurement indexes between 2 groups after operation (n=17,
)
术后各时间点 MRI 检测指标比较(n=17,
)
组别
Group |
移植物信号强度
Graft signal intensity |
骨隧道扩大程度(mm)
Bone tunnel expansion (mm) |
|||||
术后 6 周
Postoperative at 6 weeks |
术后 24 周
Postoperative at 24 weeks |
术后 48 周
Postoperative at 48 weeks |
术后 6 周
Postoperative at 6 weeks |
术后 24 周
Postoperative at 24 weeks |
术后 48 周
Postoperative at 48 weeks |
||
试验组
Trial group |
6.41±1.18 | 2.59±0.51 | 1.35±0.49 | 0.09±0.02 | 0.75±0.06 | 1.14±0.10 | |
对照组
Control group |
3.24±0.44 | 5.71±0.85 | 3.47±0.51 | 0.17±0.15 | 1.58±0.09 | 2.19±0.36 | |
统计值
Statistic |
t=10.441
P= 0.000 |
t=–2.999
P= 0.000 |
t=–12.258
P= 0.000 |
t=–2.029
P= 0.047 |
t=–16.790
P= 0.000 |
t=–11.687
P= 0.000 |
|
组别
Group |
移植物信噪比
Graft signal to noise ratio |
移植物腱-骨结点 T2 值
Graft tendon-bone node T2 value |
|||||
术后 6 周
Postoperative at 6 weeks |
术后 24 周
Postoperative at 24 weeks |
术后 48 周
Postoperative at 48 weeks |
术后 6 周
Postoperative at 6 weeks |
术后 24 周
Postoperative at 24 weeks |
术后 48 周
Postoperative at 48 weeks |
||
试验组
Trial group |
4.37±0.26 | 3.50±0.27 | 2.84±0.12 | 235.03±14.08 | 137.29± 7.52 | 45.06±3.25 | |
对照组
Control group |
3.13±0.10 | 4.16±0.24 | 3.18±0.12 | 179.78±10.38 | 202.68±14.12 | 45.33±2.85 | |
统计值
Statistic |
t=18.198
P= 0.000 |
t=–7.560
P= 0.000 |
t=–8.085
P= 0.000 |
t=13.020
P= 0.000 |
t=–16.854
P= 0.000 |
t=–0.257
P= 0.799 |