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Table 2 Effect sizes of the differences between both devices using Cohen’s d (trivial: d < 0.2; small: 0.2 ≤ d < 0.5; moderate: 0.5 ≤ d < 0.8; large d ≤ 0.8)

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

Condition Speed Stride length Cadence Stride time
0 % slope
 slow speed 0.25 0.15 0.01 0.01
 normal speed 0.37 0.27 0.01 0.02
 fast speed 0.37 0.03 0.07 0.01
15 % slope
 slow speed 0.85 0.80 0.88 0.74
 normal speed 0.38 0.44 0.01 0.01
 fast speed 0.40 0.25 0.02 0.02