Table 2.
Comparison of peak hip and knee angles, peak hip, knee and segmental angular velocities on main effects of between ACLR and control groups, and between sides.
| Plane | Variables | ACLR group | Control group | Group effect F, p-value |
Side effect F, p-value |
Interaction effect F, p-value |
||
|---|---|---|---|---|---|---|---|---|
| Operated side | Non-operated side | Matched operated side |
Matched non-operated side |
|||||
| Sagittal | Hip flexion angle (⁰) | 50.35 + 6.09 | 51.09 + 6.60 | 52.04 + 6.70 | 51.95 + 7.98 | 0.345, 0.561 | 0.022, 0.883 | 0.037, 0.848 |
| Knee flexion angle (⁰) | −47.70 + 6.56 | −50.08 + 4.20 | −49.89 + 3.75 | −49.93 + 6.71 | 0.350, 0.558 | 0.492, 0.487 | 0.459, 0.503 | |
| Hip flexion angular velocity (⁰/s) | 121.75 + 81.45 | 131.22 + 88.73 | 53.07 + 104.94 | 47.51 + 72.64 | 7.541, 0.009 * | 0.005, 0.944 | 0.073, 0.788 | |
| Knee flexion angular velocity (⁰/s) | −533.08 + 66.11 | −575.56 + 72.76 | −547.43 + 39.56 | −536.88 + 70.82 | 0.364, 0.550 | 0.627, 0.434 | 0.173, 0.197 | |
| Thigh angular velocity (⁰/s) | 103.60 + 61.73 | 136.02 + 58.75 | 82.29 + 59.76 | 65.20 + 45.05 | 6.477, 0.015 * | 0.160, 0.692 | 1.992, 0.167 | |
| Shank angular velocity (⁰/s) | −430.11 + 46.71 | −434.83 + 35.99 | −465.40 + 52.78 | −456.69 + 43.31 | 4.014, 0.053 | 0.020, 0.890 | 0.221, 0.641 | |
| Coronal | Hip abduction angle (⁰) | 11.72 + 6.16 | 10.82 + 6.66 | 8.66 + 5.80 | 7.12 + 5.63 | 3.082, 0.088 | 0.403, 0.529 | 0.028, 0.869 |
| Knee valgus angle (⁰) | 2.30 + 2.98 | 2.26 + 3.28 | 4.49 + 3.56 | 4.10 + 3.59 | 3.596, 0.066 | 0.041, 0.840 | 0.028, 0.867 | |
| Hip abduction angular velocity (⁰/s) | 136.62 + 65.12 | 127.86 + 51.68 | 129.99 + 73.99 | 112.26 + 52.20 | 0.327, 0.571 | 0.464, 0.500 | 0.053, 0.819 | |
| Knee valgus angular velocity (⁰/s) | 74.52 + 50.06 | 53.37 + 59.93 | 67.50 + 35.09 | 57.91 + 32.29 | 0.007, 0.932 | 1.128, 0.295 | 0.160, 0.692 | |
| Thigh angular velocity (⁰/s) | 60.77 + 25.25 | 80.46 + 33.54 | 63.10 + 37.47 | 58.62 + 29.97 | 0.937, 0.340 | 0.569, 0.456 | 1.436, 0.239 | |
| Shank angular velocity (⁰/s) | 68.87 + 28.15 | 56.67 + 15.03 | 54.93 + 38.94 | 44.54 + 36.20 | 1.768, 0.192 | 1.327, 0.257 | 0.008, 0.927 | |
| Transverse | Hip internal rotation angle (⁰) | −8.18 + 9.65 | −9.47 + 8.91 | −10.82 + 10.01 | −9.26 + 9.70 | 0.160, 0.692 | 0.002, 0.966 | 0.222, 0.640 |
| Knee internal rotation angle (⁰) | −3.16 + 3.11 | −5.12 + 3.10 | −5.62 + 3.30 | −6.22 + 2.86 | 3.317, 0.077 | 1.710, 0.199 | 0.484, 0.491 | |
| Hip internal rotation angular velocity (⁰/s) | −262.80 + 133.46 | −243.19 + 98.99 | −204.02 + 109.27 | 156.48 + 106.15 | 4.165, 0.049 * | 0.887, 0.352 | 0.153, 0.698 | |
| Knee internal rotation angular velocity (⁰/s) | −88.91 + 40.88 | −68.93 + 28.06 | −80.23 + 33.35 | −78.20 + 29.84 | 0.001, 0.978 | 1.086, 0.304 | 0.722, 0.401 | |
| Thigh angular velocity (⁰/s) | −234.82 + 89.49 | −213.01 + 86.34 | −210.14 + 111.26 | −178.63 + 114.63 | 0.851, 0.362 | 0.694, 0.410 | 0.023, 0.880 | |
| Shank angular velocity (⁰/s) | −274.39 + 49.92 | −257.33 + 52.35 | −244.88 + 11.92 | −245.64 + 89.93 | 0.656, 0.423 | 0.103, 0.750 | 0.123, 0.728 | |
The values are reported as mean and standard deviation (SD)
*
indicates significant difference (p-value < 0.05)