From: Effects of walking speeds and durations on the plantar pressure gradient and pressure gradient angle
 | Speed | Region | Duration | Paired t-test | |||||
---|---|---|---|---|---|---|---|---|---|
 |  |  | 10 min (Mean ± SE) | 20 min (Mean ± SE) | p-value | ||||
PPG | 1.8 mph | T1 | 53.0 |  ±  | 9.6 | 57.4 |  ±  | 10.4 | 0.513 |
 |  | M1 | 59.6 |  ±  | 10.2 | 63.5 |  ±  | 11.4 | 0.459 |
 |  | M2 | 64.7 |  ±  | 9.8 | 67.0 |  ±  | 7.7 | 0.769 |
 |  | HL | 33.9 |  ±  | 4.7 | 37.5 |  ±  | 4.4 | 0.425 |
 | 3.6 mph | T1 | 77.6 |  ±  | 11.6 | 79.8 |  ±  | 15.2 | 0.841 |
 |  | M1 | 73.9 |  ±  | 14.0 | 93.2 |  ±  | 19.1 | 0.116 |
 |  | M2 | 70.7 |  ±  | 11.7 | 81.8 |  ±  | 16.4 | 0.539 |
 |  | HL | 42.6 |  ±  | 5.9 | 67.8 |  ±  | 15.1 | 0.082 |
 | 5.4 mph | T1 | 98.7 |  ±  | 19.4 | 102.4 |  ±  | 16.0 | 0.850 |
 |  | M1 | 90.3 |  ±  | 15.5 | 90.7 |  ±  | 12.2 | 0.976 |
 |  | M2 | 79.8 |  ±  | 15.7 | 103.7 |  ±  | 17.0 | 0.211 |
 |  | HL | 37.4 |  ±  | 5.4 | 46.7 |  ±  | 8.6 | 0.141 |
PGA | 1.8 mph | T1 | 27.0 |  ±  | 9.2 | 39.8 |  ±  | 17.9 | 0.502 |
 |  | M1 | 60.0 |  ±  | 15.0 | 59.2 |  ±  | 15.5 | 0.958 |
 |  | M2 | 49.3 |  ±  | 15.2 | 69.0 |  ±  | 26.2 | 0.418 |
 |  | HL | 28.1 |  ±  | 7.0 | 17.7 |  ±  | 2.3 | 0.217 |
 | 3.6 mph | T1 | 16.4 |  ±  | 2.6 | 27.8 |  ±  | 10.5 | 0.244 |
 |  | M1 | 32.3 |  ±  | 7.3 | 26.8 |  ±  | 8.1 | 0.571 |
 |  | M2 | 31.8 |  ±  | 10.4 | 21.7 |  ±  | 7.2 | 0.415 |
 |  | HL | 24.6 |  ±  | 2.5 | 36.2 |  ±  | 14.2 | 0.451 |
 | 5.4 mph | T1 | 19.8 |  ±  | 11.4 | 41.5 |  ±  | 19.4 | 0.378 |
 |  | M1 | 32.4 |  ±  | 10.7 | 26.1 |  ±  | 8.4 | 0.276 |
 |  | M2 | 29.6 |  ±  | 5.8 | 27.9 |  ±  | 5.5 | 0.767 |
 |  | HL | 19.3 |  ±  | 2.8 | 28.6 |  ±  | 7.4 | 0.277 |