Table 2.
Significant difference between PD and HC; AUC: Area under the curve; p showing the statistical difference between PD and HC. In bold significant p values (p < 0.05).
Gait Model Domain | Gait Characteristics | HC (n = 184) Mean ± SD |
PD (n = 119) Mean ± SD |
p | AUC |
---|---|---|---|---|---|
Pace | Step Velocity (m/s) | 1.264 ± 0.192 | 1.125 ± 0.213 | <0.001 | 0.695 |
Step Length (m) | 0.672 ± 0.083 | 0.623 ± 0.101 | <0.001 | 0.655 | |
Swing Time Variability (s) | 0.015 ± 0.005 | 0.018 ± 0.006 | <0.001 | 0.636 | |
Rhythm | Step Time (s) | 0.537 ± 0.047 | 0.560 ± 0.049 | <0.001 | 0.628 |
Swing Time (s) | 0.387 ± 0.030 | 0.392 ± 0.033 | 0.170 | 0.541 | |
Stance Time (s) | 0.688 ± 0.072 | 0.728 ± 0.077 | <0.001 | 0.646 | |
Variability | Step Velocity Variability (m/s) | 0.053 ± 0.013 | 0.054 ± 0.017 | 0.576 | 0.510 |
Step Length Variability (m) | 0.020 ± 0.006 | 0.023 ± 0.008 | 0.001 | 0.612 | |
Step Time Variability (s) | 0.016 ± 0.006 | 0.019 ± 0.006 | 0.001 | 0.624 | |
Stance Time Variability (s) | 0.019 ± 0.008 | 0.023 ± 0.009 | 0.001 | 0.611 | |
Asymmetry | Step Time Asymmetry (s) | 0.011 ± 0.010 | 0.023 ± 0.028 | <0.001 | 0.654 |
Swing Time Asymmetry (s) | 0.009 ± 0.009 | 0.017 ± 0.020 | <0.001 | 0.675 | |
Stance Time Asymmetry (s) | 0.008 ± 0.009 | 0.017 ± 0.019 | <0.001 | 0.675 | |
Postural Control | Step Width (m) | 0.089 ± 0.025 | 0.093 ± 0.031 | 0.348 | 0.527 |
Step Width Variability (m) | 0.022 ± 0.005 | 0.019 ± 0.006 | <0.001 | 0.682 | |
Step Length Asymmetry (m) | 0.020 ± 0.017 | 0.026 ± 0.022 | 0.024 | 0.568 |