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Table 4 Mean and standard deviation of the determination coefficient for each walking speed

From: Estimation of pelvis kinematics in level walking based on a single inertial sensor positioned close to the sacrum: validation on healthy subjects with stereophotogrammetric system

r 2

Self-Selected

Slow

Fast

 

0-0.6

0.6-0.8

0.8-1

0-0.6

0.6-0.8

0.8-1

0-0.6

0.6-0.8

0.8-1

Tilt

0.31(0.19)

0.68(0.09)

0.85(0.01)

0.33(0.16)

0.72(0.04)

0.85(0.03)

0.23(0.21)

0.62(0.03)

0.87(0.06)

Obliquity

0.46(0.12)

0.66(0.08)

0.88(0.06)

0.30(0.20)

0.75(0.03)

0.89(0.05)

0.35(0.05)

0.69(0.07)

0.89(0.04)

Rotation

0.25(0.19)

0.66(0.01)

0.91(0.06)

0.35(0.22)

0.71(0.09)

0.93(0.05)

0.36(0.20)

0.76

0.91(0.06)

  1. Mean and standard deviation of the determination coefficient (r2) divided into the three intervals (0.0-0.6, 0.6-0.8 and 0.8-1.0) for each walking speed; the three angles in the three rows. Unit is degree.
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