Table 2 Comparison of muscles activity during single-leg standing and landing mechanics between participants with proper LPC and poor LPC
Poor LPC (n = 17) | Proper LPC (n = 17) | P-value | ES | |||
|---|---|---|---|---|---|---|
Mean | SD | Mean | SD | |||
Electromyography* (%MVIC) | ||||||
GMed | 5.89 | 2.22 | 8.47 | 4.12 | 0.032* | 0.13 |
RF | 3.23 | 1.52 | 5.21 | 6.06 | 0.20 | 0.05 |
ST | 7.61 | 5.36 | 7.42 | 6.14 | 0.92 | 0.00 |
Landing mechanic | ||||||
Trunk lateral flexion (°) | 29.40 | 3.78 | 22.60 | 2.77 | 0.0001** | 0.37 |
Knee abduction (°) | 23.26 | 8.02 | 9.40 | 5.70 | 0.0001** | 0.48 |
Trunk flexion (°) | 74.66 | 11.17 | 87.40 | 15.49 | 0.015* | 0.16 |
Knee flexion (°) | 71.40 | 15.52 | 92.40 | 16.70 | 0.001** | 0.28 |
Ankle dorsiflexion (°) | 79.86 | 10.58 | 78.26 | 9.88 | 0.67 | 0.00 |
LESS (errors) | 8.20 | 2.11 | 2.00 | 1.25 | 0.0001** | 0.74 |