Table 2.
Comparison of the MF and FTI values between rearfoot and non-rearfoot strikers.
| NRFS | RFS | Speed |
FSP |
||||||
|---|---|---|---|---|---|---|---|---|---|
| F | P | η2 | F | P | η2 | ||||
| MF (%BW) | Total foot | 166.77 ± 32.90 | 181.44 ± 40.05 | 0.091 | 0.764 | 0.001 | 2.255 | 0.138 | 0.0035 |
| M1 | 7.42 ± 11.00 | 35.24 ± 15.39 | 0.350 | 0.556 | 0.006 | 63.463 | 0.000 | 0.502 | |
| M2 | 6.64 ± 10.29 | 33.20 ± 18.84 | 0.026 | 0.872 | 0.000 | 44.704 | 0.000 | 0.415 | |
| M3 | 11.61 ± 6.97 | 21.62 ± 7.42 | 1.625 | 0.207 | 0.025 | 27.769 | 0.000 | 0.306 | |
| M4 | 15.94 ± 6.81 | 27.11 ± 8.85 | 2.233 | 0.140 | 0.034 | 28.113 | 0.000 | 0.309 | |
| M5 | 43.05 ± 15.34 | 36.19 ± 15.34 | 1.817 | 0.183 | 0.028 | 3.493 | 0.066 | 0.053 | |
| M6 | 55.98 ± 12.08 | 51.73 ± 11.23 | 0.490 | 0.487 | 0.008 | 1.710 | 0.196 | 0.026 | |
| M7 | 34.68 ± 8.03 | 33.51 ± 10.00 | 0.376 | 0.542 | 0.006 | 0.150 | 0.700 | 0.002 | |
| M8 | 7.16 ± 6.12 | 9.83 ± 6.00 | 0.051 | 0.822 | 0.001 | 3.159 | 0.080 | 0.048 | |
| M9 | 7.96 ± 6.50 | 11.44 ± 7.74 | 0.234 | 0.630 | 0.004 | 4.002 | 0.050 | 0.060 | |
| FTI (%BW* s) | Total foot | 23.59 ± 4.84 | 26.86 ± 6.69 | 2.343 | 0.131 | 0.036 | 3.650 | 0.061 | 0.055 |
| M1 | 0.53 ± 0.92 | 2.68 ± 1.53 | 0.012 | 0.914 | 0.000 | 43.311 | 0.000 | 0.407 | |
| M2 | 0.39 ± 0.71 | 2.24 ± 1.96 | 1.782 | 0.187 | 0.028 | 26.136 | 0.000 | 0.293 | |
| M3 | 1.12 ± 0.79 | 2.13 ± 1.23 | 0.399 | 0.530 | 0.006 | 15.164 | 0.000 | 0.194 | |
| M4 | 1.60 ± 0.90 | 3.21 ± 2.52 | 1.951 | 0.167 | 0.030 | 12.643 | 0.001 | 0.167 | |
| M5 | 5.73 ± 2.04 | 4.96 ± 2.98 | 4.071 | 0.048 | 0.061 | 0.651 | 0.423 | 0.010 | |
| M6 | 7.74 ± 4.62 | 7.16 ± 3.11 | 3.705 | 0.059 | 0.056 | 0.296 | 0.589 | 0.005 | |
| M7 | 4.67 ± 1.14 | 4.26 ± 1.83 | 1.502 | 0.225 | 0.023 | 0.671 | 0.416 | 0.011 | |
| M8 | 0.82 ± 0.90 | 1.09 ± 0.78 | 0.088 | 0.768 | 0.001 | 1.521 | 0.222 | 0.024 | |
| M9 | 0.99 ± 1.01 | 1.27 ± 0.85 | 0.218 | 0.642 | 0.003 | 1.248 | 0.268 | 0.019 | |
Note: Values are expressed as means ± standard deviation (SD); Significant differences (P < 0.05) are highlighted in bold.
RFS, rearfoot strike; NRFS, non-RFS; FSP, foot strike pattern; MF, maximum force; FTI, force-time-integral.
M1, medial heel; M2, lateral heel; M3, medial midfoot; M4, lateral midfoot; M5, medial forefoot; M6, central forefoot; M7, lateral forefoot; M8, great toe; M9, lesser toes.