Table 2 Mean angle (standard deviation) of whole pelvis and relative pelvis orientation in upright standing for each heel-lift height

x-axis (frontal plane)

0.16

-0.41

-0.87

-1.22

-0.63

-1.20

-1.02

-0.90

(1.89)

(2.00)

(2.02)

(2.02)

(2.37)

(3.20)

(3.07)

(2.65)

y-axis (transverse plane)

1.00

0.58

0.51

0.39

0.32

-0.19

-0.30

-0.16

(3.24)

(3.53)

(3.53)

(3.16)

(2.76)

(2.68)

(2.73)

(2.72)

z-axis (sagittal plane)

-1.99

-0.71

-0.35

-0.20

0.32

0.47

0.46

0.16

(4.21)

(4.32)

(4.37)

(4.03)

(2.30)

(3.41)

(3.46)

(4.08)

Euclidean norm

5.53

5.66

5.49

5.34

3.92

4.73

4.95

5.04

(2.49)

(2.02)

(2.56)

(1.95)

(1.89)

(2.84)

(2.28)

(2.48)