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Table 3 Redundancy analysis of the Kinect-derived gait variables compared to the clinical measures of manually assessed time (MT) and manually assessed number of steps (MS) using Spearman’s correlation

From: Instrumenting gait assessment using the Kinect in people living with stroke: reliability and association with balance tests

Outcome Measure

MT

MS

Affected step length (mm)

−0.86*

−0.93*

Unaffected step length (mm)

−0.93*

−0.96*

Step length asymmetry (%)

0.45*

0.39

Affected foot swing velocity (mm/s)

−0.71*

−0.76*

Unaffected foot swing velocity (mm/s)

−0.78*

−0.80*

Foot swing velocity asymmetry (%)

0.25

0.20

Mean velocity (mm/s)

−0.92*

−0.92*

Peak velocity (mm/s)

−0.92*

−0.93*

Peak – Mean velocity difference (%)

0.66*

0.65*

  1. *significant at P < 0.05.
  2. The correlation between MT and MS is 0.93*.
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Journal of NeuroEngineering and Rehabilitation

ISSN: 1743-0003

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