Concurrent Validity of Physiological Cost Index in Walking over Ground and during Robotic Training in Subacute Stroke Patients

Table 1

MET of PG and CG in the observed walking conditions.

	REST	OGWT	GTWT-0% BWS	GTWT-30% BWS	GTWT-50% BWS
PG	0.80±0.27	3.3±0.8	3.1±0.8	2.4^∗§±0.9	2.2^∗§±0.9
CG	1.05±0.21	3.6±0.6	3.9±1.2	3.1^∗§±0.5	2.7^∗§±0.6

Data are reported as mean and standard deviation. Significant difference of post hoc analysis: *with respect to overground and §with respect to GTWT-0% BWS.