Table 2.
Mean and standard deviation of the spatial-temporal parameters in the crossing stride.
| Adaptive gait without dual task | Adaptive gait with dual task | P-values | |
|---|---|---|---|
| Single support duration (s) | 1.32 ± 0.19 | 1.41 ± 0.25 | 0.004d |
| Double support duration (s) | 0.47 ± 0.14 | 0.61 ± 0.24 | 0.001d |
| Stride duration (s) | 1.79 ± 0.27 | 2.02 ± 0.44 | 0.001d |
| Stride velocity (cm/s) | 118.53 ± 32.15 | 102.45 ± 37.71 | 0.001d |
| Horizontal distance of foot to obstacle-LL (cm) | 78.5 ± 22.67 | 77.41 ± 24.91 | 0.746 |
| Horizontal distance of obstacle to foot-LL (cm) | 21.95 ± 15.91 | 21.21 ± 17.52 | 0.768 |
| Toe clearance-LL (cm) | 13.19 ± 4.64 | 12.82 ± 5.04 | 0.577 |
| Horizontal distance of foot to obstacle-TL (cm) | 40.14 ± 10.24 | 38.81 ± 9.92 | 0.235 |
| Horizontal distance of obstacle to foot-TL (cm) | 63.86 ± 14.64 | 59.09 ± 19.49 | 0.062 |
| Toe clearance-TL (cm) | 26.71 ± 9.2 | 23.97 ± 7.76 | 0.029d |
LB: leading limb; TL: trailing limb. d: differences between adaptive gait without dualtask and adaptive gait with dual task.