Peak pressure (PP) | Sub-MTPJ | Prox-MTPJ | Midfoot | |||||
---|---|---|---|---|---|---|---|---|
(kPa) | average | (95% CI) | average | (95% CI) | p-value | average | (95% CI) | p-value |
Hallux | 278.3 | (239.7-316.9) | 266.2 | (247.4-285.0) | 0.208 | 268.8 | (250.0-287.6) | 0.322 |
Lesser toes | 112.4 | (97.9-126.9) | 115 | (107.4-122.6) | 0.505 | 114.7 | (107.1-122.3) | 0.555 |
MTP 1 | 244.4 | (224.2-264.6) | 239.8 | (228.2-251.4) | 0.436 | 244.1 | (232.5-255.7) | 0.959 |
MTP 2&3 | 226 | (207.4-244.6) | 229.9 | (222.3-237.5) | 0.317 | 226.1 | (218.5-233.7) | 0.979 |
MTP 4&5 | 145.2 | (132.9-157.5) | 154.2 | (146.2-162.2) | 0.028* | 147.4 | (139.4-155.4) | 0.592 |
Medial midfoot | 99.9 | (92.6-107.2) | 91.5 | (86.6-96.4) | 0.008* | 94 | (88.9-99.1) | 0.023* |
Lateral midfoot | 108 | (94.5-121.5) | 116.2 | (101.3-131.1) | 0.281 | 103.1 | (88.2-118.0) | 0.519 |
Medial hindfoot | 237 | (222.5-251.5) | 232.9 | (224.3-241.5) | 0.351 | 227 | (218.4-235.6) | 0.023* |
Lateral hindfoot | 243.3 | (228.6-258.0) | 239.6 | (230.2-249.0) | 0.441 | 231 | (221.6-240.4) | 0.010* |
Contact time (CT) | Sub-MTPJ | Prox-MTPJ | Midfoot | |||||
(ms) | average | (95% CI) | average | (95% CI) | p-value | average | (95% CI) | p-value |
Hallux | 492.5 | (461.1-523.9) | 495.6 | (471.1-520.1) | 0.804 | 493.4 | (468.9-517.9) | 0.943 |
Lesser toes | 471.8 | (440.4-503.2) | 497.9 | (471.6-524.2) | 0.052 | 486.9 | (460.6-513.2) | 0.26 |
MTP 1 | 511.3 | (487.4-535.2) | 514.3 | (494.7-533.9) | 0.764 | 502.7 | (483.1-522.3) | 0.9 |
MTP 2&3 | 560.3 | (538.5-582.1) | 570.9 | (559.5-582.3) | 0.068 | 570.8 | (559.4-582.2) | 0.07 |
MTP 4&5 | 581.8 | (562.0-601.6) | 587.7 | (577.3-598.1) | 0.266 | 576.4 | (565.8-587.0) | 0.317 |
Medial midfoot | 608.4 | (590.8-626.0) | 606.7 | (593.0-620.4) | 0.808 | 591 | (577.3-604.7) | 0.013** |
Lateral midfoot | 628.7 | (611.5-645.9) | 624.1 | (613.5-634.7) | 0.394 | 607.2 | (596.6-617.8) | 0.000** |
Medial hindfoot | 485.7 | (449.6-521.8) | 472 | (439.3-504.7) | 0.412 | 458 | (425.3-490.7) | 0.097 |
Lateral hindfoot | 444.8 | (415.0-474.6) | 426.5 | (400.8-452.2) | 0.162 | 415.4 | (389.7-441.1) | 0.025* |
Pressure time integral (PTI) | Sub-MTPJ | Prox-MTPJ | Midfoot | |||||
(Ns/cm 2 ) | average | (95% CI) | average | (95% CI) | p-value | average | (95% CI) | p-value |
Hallux | 3.243 | (2.735-3.751) | 3.238 | (3.058-3.418) | 0.957 | 3.243 | (3.063-3.423) | 1 |
Lesser toes | 1.262 | (1.021-1.503) | 1.252 | (1.152-1.352) | 0.845 | 1.205 | (1.105-1.305) | 0.264 |
MTP 1 | 4.5 | (4.035-4.965) | 4.452 | (4.252-4.652) | 0.638 | 4.405 | (4.205-4.605) | 0.352 |
MTP 2&3 | 4.476 | (4.002-4.950) | 4.338 | (4.171-4.505) | 0.105 | 4.481 | (4.314-4.648) | 0.953 |
MTP 4&5 | 3.181 | (2.762-3.600) | 3.367 | (3.136-3.598) | 0.115 | 3.162 | (2.931-3.393) | 0.872 |
Medial midfoot | 1.09 | (0.955-1.225) | 1.09 | (1.004-1.176) | 1 | 0.957 | (0.871-1.043) | 0.003** |
Lateral midfoot | 1.514 | (1.255-1.773) | 1.628 | (1.371-1.885) | 0.384 | 1.252 | (0.995-1.509) | 0.046** |
Medial hindfoot | 3.895 | (3.560-4.230) | 3.809 | (3.631-3.987) | 0.345 | 3.628 | (3.450-3.806) | 0.003** |
Lateral hindfoot | 3.852 | (3.497-4.207) | 3.914 | (3.759-4.069) | 0.433 | 3.633 | (3.478-3.788) | 0.006** |
Ratio’s | Sub-MTPJ | Prox-MTPJ | Midfoot | |||||
average | (95% CI) | average | (95% CI) | p-value | average | (95% CI) | p-value | |
PP MTP2&3 / MTP 1 | 0.952 | (0.834-1.070) | 1 | (0.949-1.051) | 0.065 | 0.957 | (0.906-1.008) | 0.848 |
PTI MTP2&3 / MTP 1 | 1.033 | (0.898-1.168) | 1.081 | (1.022-1.140) | 0.11 | 1.09 | (1.031-1.149) | 0.057 |