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Table 4 Root means square (RMS) errors of the difference between values measured with the RehaGait® system and the instrumented treadmill for speed, stride length, cadence and stride time for each slope and walking on day 1 and day 2

From: Validity and reliability of a portable gait analysis system for measuring spatiotemporal gait characteristics: comparison to an instrumented treadmill

Condition

Speed (m/s)

Stride length (m)

Cadence (steps/min)

Stride time (s)

Day 1

0 % slope

 Slow speed

0.069

0.069

0.086

0.0037

 Normal speed

0.078

0.064

0.093

0.0035

 Fast speed

0.125

0.087

0.102

0.0028

15 % slope

 Slow speed

0.187

0.088

0.072

0.0036

 Normal speed

0.075

0.075

0.085

0.0022

 Fast speed

0.127

0.112

0.087

0.0034

Day 2

0 % slope

 Slow speed

0.080

0.846

0.087

0.0030

 Normal speed

0.084

0.061

0.087

0.0028

 Fast speed

0.071

0.128

0.092

0.0023

15 % slope

 Slow speed

0.072

0.101

0.067

0.0028

 Normal speed

0.083

0.090

0.073

0.0026

 fast speed

0.090

0.095

0.110

0.0032