From: Locomotion and cadence detection using a single trunk-fixed accelerometer: validity for children with cerebral palsy in daily life-like conditions
Absolute Error (steps/min)
Relative Error (%)
Chest
L5
TD
0.8 (3.5)
0.8 (3.4)
0.7 (2.0)
1.0 (5.0)
CP-GMFCS I
1.3 (1.4)
1.2 (1.4)
1.0 (1.0)
CP-GMFCS II-III
2.3 (8.7)
1.9 (7.2)
2.0 (9.0)
1.0 (6.0)