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Table 2 Model estimates of the impact of velocity on spatiotemporal outcomes

From: Gait patterns during overground and virtual omnidirectional treadmill walking

 

Velocity (m/s)

Outcome Measure

Estimate (95% CI)

SE

p value

Step Length (m)

0.34 (0.27, 0.40)

0.03

< 0.001

Step Width (m)

-0.01 (-0.06, 0.04)

0.02

0.713

Cadence (steps/min)

39.7 (27.7, 52.0)

5.92

< 0.001

Step Time (s)

-0.20 (-0.27, -0.13)

0.03

< 0.001

Stance Time (s)

-0.35 (-0.47, -0.23)

0.06

< 0.001

Swing Time (s)

-0.05 (-0.08, -0.01)

0.02

0.015

Double Limb Support (%)

-16.7 (-22.0, -11.8)

2.11

< 0.001

  1. Estimate represents the change in the outcome for each 1 m/s increase in gait speed, assuming all other variables are held constant, as predicted by the linear mixed model
  2. CI = confidence interval, SE = standard error