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. Author manuscript; available in PMC: 2009 Oct 1.
Published in final edited form as: Gait Posture. 2008 Apr 8;28(3):466–471. doi: 10.1016/j.gaitpost.2008.02.009

Table 3.

Linear regression model on the relationship between variability of spatiotemporal and COM parameters and age and test condition

Age Condition Age × Condition
Spatial−Temporal Variable
  Step Width
    β ± SE −0.33 ± 0.39 −17.6 ± 40.1 −0.02 ± 0.55
    P 0.22 <0.66 0.98
  Stride Velocity
    β ± SE 0.29 ± 0.09 4.5 ± 9.4 −0.12 ± 0.13
    P 0.001 0.63 0.33
  Step Length
    β ± SE 0.42 ± 0.07 8.5 ± 7.2 −0.18 ± 0.10
    P <0.001 0.24 0.067
COM Variable
  M-L Peak Velocity
    β ± SE −0.03 ± 0.21 −11.7 ± 21.7 −0.01 ± 0.30
    P 0.82 0.59 0.97
  M-L Displacement
    β ± SE −0.22 ± 0.17 −18.0 ± 17.2 0.09 ± 0.23
    P 0.14 0.30 0.71