Table 2.
Means and standard deviations for structural and excitability measures.
| Hemisphere of ACLR injured limb | Hemisphere of non-injured limb | T | p | ES (95% CI) | ||
|---|---|---|---|---|---|---|
| CST structure | ||||||
| Volume (voxels - 2 mm) | 567.1 ± 75.3 | 659.7 ± 64.3 | −3.64 | 0.005* | −1.27 (−2.23; −0.31) | |
| FA | 0.49 ± 0.01 | 0.53 ± 0.02 | −2.72 | 0.02* | −2.42 (−3.58; −1.27) | |
| AD | 1.17×10−3 ± 0.37×10−3 | 1.17×10−3 ± 0.02×10−3 | 1.01 | 0.34 | 0.00 (−0.88; 0.88) | |
| RD | 4.97×10−4 ± 0.16×10−4 | 5.00×10−4 ± 0.15×10−4 | −0.74 | 0.47 | −0.19 (−1.06; 0.69) | |
| MD | 7.58×10−4 ± 0.35×10−4 | 7.23×10−4 ± 0.10×10−4 | 3.14 | 0.01* | 1.30 (0.34; 2.27) | |
| CST excitability | ||||||
| MEP | 0.013 ± 0.007 | 0.028 ± 0.010 | −2.26 | 0.04* | −1.66 (−2.68; −0.65) | |
Abbreviations: CST, corticospinal tract; FA, fractional anisotropy; AD, axial diffusivity; RD, radial diffusivity; MD, mean diffusivity; MEP, motor evoked potential; ES, effect size; CI, confidence interval.
⁎
Significant difference between hemispheres (p < 0.05).