Table 2. Effect of 12-week cadence retraining protocol on lower extremity biomechanics.
| Variables | Cadence retraining group | Control group | ||
|---|---|---|---|---|
| Pre-training | Post-training | Pre-training | Post-training | |
| Impact peak (BW) | 1.86 ± 0.3 | 1.67 ± 0.27 | 1.88 ± 0.25 | 1.9 ± 0.23 |
| Time from initial contact to impact peak (ms) | 31.29 ± 1.82 | 31.74 ± 2.29 | 30.13 ± 4.53 | 30.6 ± 4.56 |
| Vertical average load rates (BW/s) | 91.59 ± 18.91 | 77.31 ± 15.12 | 92.47 ± 20.04 | 91.37 ± 25.02 |
| Vertical instantaneous load rates (BW/s) | 108.78 ± 24.47 | 92.75 ± 18.49 | 109.88 ± 22.21 | 107.42 ± 25.82 |
| Lower extremity stiffness (kN/m) | 34.34 ± 7.08 | 38.61 ± 6.51* | 38.08 ± 7.35 | 38.36 ± 5.59 |
| Foot angle at initial contact (°) | 18.27 ± 5.59 | 13.74 ± 2.82* | 17.02 ± 6.54 | 16.97 ± 7.16 |
| Maximum dorsiflexion angle during stance (°) | 20.10 ± 4.33 | 20.50 ± 3.91 | 20.63 ± 3.81 | 19.74 ± 4.6 |
| Maximum knee flexion angle during stance (°) | −38.60 ± 5.00 | −36.50 ± 5.45* | −37.74 ± 2.78 | −37.22 ± 4.42 |
| Maximum hip flexion angle during stance (°) | −14.98 ± 3.27 | −14.70 ± 6.27 | −14.39 ± 4.06 | −13.10 ± 4.41 |
Notes:
BW, body weight.
*
Significant difference between pre-training and post-training in the CAD.