Table 1.
Main Effects | Velocity (m/s) |
Stride Length (m) |
Swing Percent |
Stance Percent |
Cadence (steps/min) |
Base of Support (m) |
Functional Ambulation Profile |
Gait Asymmetry |
|
---|---|---|---|---|---|---|---|---|---|
Group | Control: PD: |
0.9±0.3 0.8±0.4 |
1.12±0.27 0.93±0.36 |
34.5±3.3 31.4±5.0 |
65.5±3.5 68.7±5.1 |
92±23 98±25 |
0.15 ±0.06 0.15±0.06 |
78±19 71±21 |
6.7±11 8.3±14 |
Task | Simple: Dual: |
1.0 ±0.3 0.7±0.3 |
1.08±0.32 0.97±0.31 |
34.1±3.5 31.8±5.1 |
66.0±3.6 68.3±5.3 |
108±17 82±24 |
0.14±0.06 0.15±0.07 |
81±19 68±19 |
5.5±11 9.6±14 |
Direction | Forward: Backward: |
1.0±0.3 0.65±0.3 |
1.22±0.32 0.82±0.29 |
34.1±3.6 31.7±5.0 |
65.9±3.6 68.4± 5.2 |
95±22 95±27 |
0.10±0.04 0.19±0.05 |
86±16 62±16 |
6.5±10 8.6±15 |
Group × Task | |||||||||
Control simple | 1.0±0.3 | 1.16±0.27 | 35.3±2.5 | 64.8±2.3 | 106±12 | 0.15±0.06 | 86±15 | 3.8±5.1 | |
PD simple | 0.9±0.4 | 1.00±0.37 | 33.0±3.9 | 67.1±4.2 | 110±20 | 0.14±0.06 | 77±20 | 7.1±15 | |
Control dual | 0.7±0.3 | 1.09±0.27 | 33.8±3.9 | 66.3±4.2 | 79±23 | 0.15±0.07 | 71±19 | 9.7±15 | |
PD dual | 0.6±0.3 | 0.86±0.34 | 29.9±5.4 | 70.2±5.5 | 86±25 | 0.15±0.07 | 65±19 | 9.6±13 | |
Direction × Task | |||||||||
Simple forward | 1.2±0.2 | 1.30±0.20 | 35.1±2.1 | 64.9±2.1 | 107±11 | 0.10±0.03 | 95±6.7 | 3.7±3.5 | |
Dual forward | 0.8±0.3 | 1.15±0.28 | 33.2±4.4 | 66.8±4.5 | 83±23 | 0.10±0.04 | 78±18 | 9.4±14 | |
Simple backward | 0.8±0.3 | 0.85±0.28 | 33.1±4.2 | 67.1±4.4 | 109±21 | 0.19±0.05 | 67±16 | 7.3±15 | |
Dual backward | 0.5±0.2 | 0.79±0.28 | 30.4±5.4 | 69.8±5.6 | 82±25 | 0.20±0.05 | 57±14 | 9.9±14 | |
Group × Direction | |||||||||
Control forward | 1.0±0.3 | 1.29±0.22 | 35.3±2.6 | 64.7±2.6 | 92±21 | 0.10±0.04 | 89±16 | 6.4±12 | |
PD forward | 1.0±0.3 | 1.16±0.27 | 33.0±4.0 | 67.0±4.1 | 98±22 | 0.11±0.04 | 84±16 | 6.6±8.6 | |
Control backward | 0.7±0.3 | 0.95±0.24 | 33.8±3.8 | 66.4±4.0 | 92±24 | 0.20±0.04 | 68±15 | 7.1±11 | |
PD backward | 0.6±0.3 | 0.69±0.29 | 29.8±5.3 | 70.3±5.5 | 99±29 | 0.19±0.06 | 57±15 | 10±17 |
Values are means ± SDs. Shaded boxes indicate significant results.