Table 6.

Comparison with other studies

Study	Mental strategy	Training time	Sample size
Present	KMI of walking/idling	10 min	5 SCI
Wang et al. [9]	KMI of walking/idling	10 min	8 AB, 1 SCI
Wang et al. [8]	KMI of walking/idling	12 min	3 AB
Pfurtscheller et al. [29]	Foot/hand motor imagery	3–5 mo	3 AB
Leeb et al. [28]	Foot/idling motor imagery	4 mo	1 SCI

A comparison of the present study with similar studies in the field.