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. 2017 Jun;31(7):799–804. [Article in Chinese] doi: 10.7507/1002-1892.201701089

表 4.

Comparison of MRI measurement indexes between 2 groups after operation (n=17, Inline graphic)

术后各时间点 MRI 检测指标比较(n=17, Inline graphic

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