Skip to main content

Table 5 Scale factor and bias of a linear regression model for the time-history of the angles

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

Angles Self-Selected Slow Fast
  a b a b a b
Tilt 0.94(0.45) -9.66(9.49) 0.86(0.78) -9.88(10.1) 0.60(0.77) -5.66(8.42)
Obliquity 1.25(0.40) -1.24(1.47) 1.14(0.20) -1.26(1.66) 1.32(0.26) -1.41(2.27)
Rotation 1.19(0.52) 1.30(2.04) 0.91(0.58) 1.50(2.86) 1.16(0.48) 0.71(2.09)
  1. The scale factor (a) and the bias (b) of a linear regression model for the time-history of the pelvic angles: mean and standard deviation over all subjects, for each walking speed; the three angles in the three rows. Unit is degree.