Current Pedorthics | March-April 2019 | Vol.51, Issue 2 | Page 48

shoe toe box shape and volume
table 2: Plantar pressure results – mean (SD).
Barefoot Round Square Point p value
Heel - medial 19.29(7.42)§ 23.81(9.56)§ 22.47(11.09)§ 38.36(8.24) 0.000*
Heel - lateral 16.71(5.14)‡§ 17.45(7.08)‡§ 24.9(7.45)†§ 32.21(7.92)†‡ 0.000*
Midfoot 8.35(5.36)†§ 6.75(2.49) 8.29(4.01) 3.28(1.87) 0.000*
Metatarsal head 1 491.3(112.34) 17.98(6.53) 15.05(5.93) 10.01(6.49) 0.000*
Metatarsal head 2 19.06(8.54)†‡§ 18.89(10.23) 20.06(7.79) 21.79(8.23) 0.195*
Metatarsal head 3 18.11(10.97) 18.85(11.7) 19.47(6.31) 24.06(10.61) 0.005*
Metatarsal head 4 17.16(9.3)†§ 23.99(12.99)‡§ 11.6(4)†§ 14.32(5.84)†‡ 0.000*
Metatarsal head 5 17.79(7.57)†§ 16.67(12.74)‡§ 9.28(4.97) 5.41(2.99) 0.000*
Toe 1 24.4(18.8) 24.66(15.35) 12.27(6.28)§ 10.77(6.04) 0.000**
Toe 2-5 11.53(15.45)‡§ 15.78(15.09) 5.92(7.37)†§ 2.63(2.48) 0.000**
Mean peak pressure (N/cm2)
Mean time to peak
pressure (ms)
46
Heel - medial 136.29(31.59) 139.4(97.94) 133.5(75.69) 115.63(64.6)†§ 0.000*
Heel - lateral 126.71(41.41)‡§ 129.67(62.78)‡§ 144.91(85.3)†§ 140.23(68.54)†‡ 0.000*
Midfoot 234.9(63.92)†‡ 290.98(97.43) 320.67(83.24) 234.51(66.64) 0.000*
Metatarsal head 1 490.82(139.71)†‡ 524.37(113.83) 512.25(67.26) 486.85(51.09) 0.000*
Metatarsal head 2 516.9(109.73) 515.53(109.21) 517.72(61.9) 517.59(45.53) 0.08*
Metatarsal head 3 497.34(108.83)† 510.81(104.8) 479.37(66.1) 506.85(52.53) 0.002*
Metatarsal head 4 452.06(11.45)†‡ 462.91(104.35) 448.29(75.16) 471.97(67.76)†‡ 0.001*
Metatarsal head 5 350.09(174.91)‡§ 368.74(114.85)‡ 404.17(85.18) 402.79(92.98) 0.000*
Toe 1 595.71(116.74)† 613.24(125.25) 525.59(144.43) 539.71(70.58) 0.006**
Toe 2-5 552.94(98.03)§ 490.09(179.56) 480.1(143.19)§ 510.43(93.12) 0.026**
Pedorthic Footcare Association | www.pedorthics.org