Design of a Machine Learning-Assisted Wearable Accelerometer-Based Automated System for Studying the Effect of Dopaminergic Medicine on Gait Characteristics of Parkinson’s Patients

Table 3

Mean value of gait characteristics and average error rate for the left and right legs.

Sl. no.	Parameters	Mean value (3D motion capture)	Mean value (algorithm)	Mean error rate (%)
Left leg
1	Step time (s)	0.57	0.54	6.94 ± 2.82
2	Stride time (s)	1.17	1.13	4.76 ± 3.55
3	Step length (m)	0.37	0.34	6.35 ± 2.85
4	Stride length (m)	0.74	0.71	6.51 ± 2.92
5	Walking speed (m/s)	0.64	0.61	7.12 ± 2.74
Right leg
1	Step time (s)	0.54	0.56	7.14 ± 2.52
2	Stride time (s)	1.18	1.14	5.25 ± 3.62
3	Step length (m)	0.37	0.34	6.15 ± 2.81
4	Stride length (m)	0.74	0.70	6.35 ± 2.71
5	Walking speed (m/s)	0.69	0.66	6.72 ± 3.14