Leg surface electromyography patterns in children with neuro-orthopedic disorders walking on a treadmill unassisted and assisted by a robot with and without encouragement

Table 2 Spearman rank correlation coefficient of sEMG patterns to reference patterns

Gait cycle phase	Muscle	Healthy			Patient
Gait cycle phase	Muscle	DGO	DGO & therapist	Treadmill	DGO	DGO & therapist	Treadmill
Stance	TA	0.91	0.85	- 0.44	0.90	0.84	- 0.97
	GM	0.95	0.38	- 0.48	0.95	0.82	- 0.78
	VM	0.95	0.58	0.53	0.79	0.77	- 0.48
	BF	0.52	0.69	- 0.70	0.96	0.93	- 0.56
Swing	TA	0.84	0.60	0.31	0.76	0.41	0.38
	GM	0.86	0.19	0.26	0.90	0.91	0.77
	VM	0.02	- 0.84	- 0.96	- 0.51	- 0.56	0.06
	BF	0.48	- 0.19	- 0.60	0.71	0.62	0.49

We did not perform extensive statistical analyses on these data, because the reference patterns were derived by digitizing data from Chang et al. [21]. We provided these correlation coefficients to support the visual impression one could have when comparing these sEMG trajectories.
Abbreviations: sEMG surface electromyography, TA tibialis anterior, GM gastrocnemius lateralis, VM vastus medialis, BF biceps femoris. DGO Driven Gait Orthosis.

ISSN: 1743-0003