Table 2. Velocity (m·s, expressed as a percentage of SSWS), Froude number (Fr) and oxygen cost (ml·kg·min) for free and immobilised walking. Data are means (±SD).
|
Free |
Immobilised |
|
Velocity |
Froude (Fr) |
O2 cost |
Velocity |
Froude (Fr) |
O2 cost |
| -60 |
.52 (.08) |
.03 (.01) |
.27 (.05) |
.40 (.05)** |
.02 (.00)** |
.36 (.07)** |
| -40 |
.77 (.07) |
.06 (.01) |
.20 (.03) |
.61 (.10)** |
.04 (.01)** |
.27 (.05)** |
| -20 |
1.06 (.09) |
.12 (.03) |
.16 (.03) |
.83 (.11)** |
.08 (.02)** |
.22 (.05)** |
| SSWS |
1.30 (.13) |
.18 (.04) |
.16 (.02) |
1.02 (.13)** |
.12 (.03)** |
.21(.03)** |
| +20 |
1.55 (.18) |
.26 (.07) |
.15 (.02) |
1.22 (.16)** |
.17 (.05)** |
.20 (.02)** |
| +40 |
1.77 (.17) |
.34 (.07) |
.16 (.01) |
1.48 (.19)** |
.25 (.07)* |
.19 (.02)** |
| +60 |
2.00 (.11) |
.43 (.05) |
.19 (.01) |
1.67 (.23)** |
.31 (.08)** |
.20 (.02) |
* p < 0.05** p < 0.01 indicates a significant difference between free and immobilised walking.
