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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