Table 1.
Values [mean(SD)] of all independent variables at the three different levels of fatigue (no fatigue (NF), medium fatigue (MF) and severe fatigue (SF)) entered into the hierarchical multiple regression model.
| Independent Variables | Females | Males | ||||
|---|---|---|---|---|---|---|
| NF | MF | SF | NF | MF | SF | |
| Joint Angles at IC | ||||||
| Ankle plantarflexion angle at IC [°] | 33.2(6.5) | 34.2(4.8) | 31.2(7.7) | 21.2(10.1) | 25.4(5.6) | 24.5(11. 8) |
| Knee flexion angle at IC [°] | 14.0(5.4) | 14.1(6.8) | 15.7(6.4) | 17.9(4.6) | 20.5(4.8) | 19.4(6.4) |
| Knee add/abduction angle at IC [°] | -2.7(2.4) | -2.5(3.0) | -2.9(2.8) | 2.2(2.6) | 3.3(1.7) | 2.9(3.3) |
| Hip flexion angle at IC [°] | 16.4(5.6) | 17.1(4.6) | 18.4(6.2) | 22.6(6.6) | 24.1(6.9) | 24.7(10.4) |
| Peak Joint Angles | ||||||
| Peak ankle dorsiflexion angle [°] | 15.2(8.2) | 23.2(6.8) | 18.6(5.1) | 19.0(6.5) | 24.6(8.7) | 21.2(5.6) |
| Peak knee flexion angle [°] | 66.0(9.4) | 81.9(15.4) | 75.5(12.4) | 76.6(13.3) | 93.6(18.5) | 86.2(16.8) |
| Peak knee abduction angle [°] | 9.9(3.9) | 11.3(4.9) | 11.4(4.8) | 1.3(3.5) | 0.7(4.3) | 0.7(3.6) |
| Peak hip flexion angle [°] | 41.9(9.0 | 49.9(13.1 | 49.7(14.6 | 54.8(12.2 | 64.4(18.5) | 59.1(20.6) |
| Peak hip abduction angle [°] | 8.7(3.3) | 9.8(4.5) | 4.8(7.6) | 11.6(3.7) | 10.1(4.9) | 10.4(4.3) |
| Peak Joint Moments | ||||||
| Peak ankle plantarflexion moment [Nm/kg] | 1.66(0.29) | 1.58(0.36) | 1.52(0.55) | 1.68(0.55) | 1.55(0.38) | 1.59(0.57) |
| Peak knee extension moment [Nm/kg] | 3.02(0.18) | 2.77(0.49) | 3.00(0.47) | 2.74(0.82) | 2.64(0.42) | 2.61(0.31) |
| Peak knee adduction moment [Nm/kg] | 0.54(0.20) | 0.49(0.23) | 0.48(0.27) | 0.42(0.19) | 0.43(0.25) | 0.37(0.26) |
| Peak hip extension moment [Nm/kg] | 2.78(0.44) | 2.15(0.52) | 2.43(0.62) | 2.86(0.59) | 2.35(0.55) | 2.70(0.63) |
| Peak hip abduction moment [Nm/kg] | 0.38(0.23) | 0.35(0.11) | 0.28(0.13) | 0.77(0.39) | 0.57(0.26) | 0.54(0.31) |
| Peak Joint Power | ||||||
| Peak ankle plantarflexion power [W/kg] | 19.6(3.2) | 20.1(3.8) | 17.2(6.6) | 13.2(7.6) | 13.7(5.6) | 14.6(8.3) |
| Peak knee extension power [W/kg] | 32.7(3.8) | 31.2(7.2) | 33.2(5.2) | 27.0(9.2) | 26.7(3.1) | 25.9(4.3) |
| Peak hip extension power [W/kg] | 22.6(6.4) | 19.3(9.7) | 21.3(10.2) | 25.8(8.1) | 21.2(8.5) | 23.2(8.6) |
| Joint Stiffness | ||||||
| Knee joint stiffness [Nm·degree-1/kg] | 4.07(0.35) | 3.39(0.61) | 3.91(0.93) | 3.66(1.17) | 3.08(0.72) | 3.19(0.47) |
| IC denotes initial contact. | ||||||