Skip to main content

Table 3 Mean (SD) acceleration and biomechanical variables for each speed

From: Contributions of lower extremity kinematics to trunk accelerations during moderate treadmill running

Variable

Speed (m/s)

Observed power

 

2.22

2.78

3.33

 

MLRMS (g)*

0.35 (0.05)

0.41 (0.06)†

0.46 (0.07)†

1.00

APRMS (g)*

0.36 (0.06)

0.43 (0.10)†

0.50 (0.10)†

0.99

VTRMS (g)

1.09 (0.13)

1.18 (0.11)

1.19 (0.10)

0.72

RESRMS (g)*

1.21 (0.12)

1.33 (0.12)†

1.38 (0.11)†

0.99

Hip-max (deg)*

36.2 (6.8)

42.1 (7.2)†

48.3 (7.4)†

1.00

Hip-FS (deg)

28.9 (6.5)

31.5 (5.8)

34.6 (6.2)

0.68

Hip-MS (deg)

22.6 (7.6)

24.9 (6.9)

27.6 (7.4)

0.41

Hip-TO (deg)

−5.4 (5.6)

−8.4 (5.6)

−10.5 (5.6)

0.68

Knee-FS (deg)

13.0 (8.2)

12.3 (6.6)

13.7 (6.6)

0.08

Knee-MS (deg)

37.9 (7.1)

39.3 (6.8)

40.6 (6.7)

0.16

Knee-TO (deg)

10.5 (6.5)

8.6 (5.8)

8.0 (6.1)

0.19

Ankle-FS (deg)

9.4 (5.0)

8.9 (4.8)

9.2 (4.8)

0.06

Ankle-TO (deg)

−11.5 (7.5)

−16.0 (5.4)

−17.6 (5.7)

0.76

PR (deg)

3.9 (1.6)

4.7 (2.5)

5.6 (3.7)

0.34

FA (% mean leg length)

5.3 (2.9)

6.9 (3.0)

9.2 (3.8)

0.90

DROP (% mean leg length)

6.2 (1.7)

6.3 (1.5)

5.9 (1.4)

0.10

RISE (% mean leg length)

8.6 (1.7)

8.9 (1.5)

8.7 (1.5)

0.09

SR (steps/min)

155.5 (9.5)

158.0 (9.0)

163.1 (10.5)

0.54

  1. *Significant speed effect at p < 0.05, †significantly different from 2.22 m∙s−1.