Table 5. Pressure-time integral on heel according to different walking speeds and slopes.
| Walking speed (km/hr) | Marginal mean | ||||
|---|---|---|---|---|---|
| 3.2 | 4.3 | 5.4 | |||
| Walking slope (°) | 8 | 27.1 (SD 6.0)* (p<0.001) |
21.6 (SD 4.0)* (p<0.001) |
19.1 (SD 3.1) (p = 1.000) |
22.7 (SD 5.6) |
| 4 | 27.7 (SD 6.7)* (p<0.001) |
20.9 (SD 4.7)* (p<0.001) |
18.3 (SD 3.1) (p = 1.000) |
22.3 (SD 6.4) | |
| 0 | 22.0 (SD 5.1)* (p<0.001) |
18.2 (SD 4.0) | 16.2 (SD 3.1)* (p<0.001) |
18.8 (SD 4.8) | |
| -4 | 19.2 (SD 5.2) (p = 1.000) |
15.8 (SD 4.0) (p = 0.436) |
14.0 (SD 3.1)* (p<0.001) |
16.3 (SD 4.7) | |
| -8 | 14.7 (SD 5.1)* (p = 0.015) |
11.9 (SD 4.2)* (p<0.001) |
11.1 (SD 4.0)* (p<0.001) |
12.6 (SD 4.7) | |
| Marginal mean | 22.2 (SD 7.4) | 17.7 (SD 5.4) | 15.7 (SD 4.4) | 18.5 (SD 6.5) | |
SD, standard deviation
Unit, N·s/cm2
p-value, pairwise comparisons with that at 4.3 km/hr and 0 degrees
*, statistical signficance