Table 3.

Number of electrodes used in this study: total number electrodes included in the analysis, total number of electrodes with significant response to task 1, and number of electrodes with significant responses to the task 1 located over primary motor cortex (M1), primary somatosensory cortex (S1) or central sulcus (CS). Subjects implanted with HD-grids are indicated with an asterisk.

	S1	S2	S3	S4	S5	S6	S7*	S8*	S9
# included electrodes	53	108	53	49	57	64	64	64	61
# significant electrodes	21	16	12	7	27	32	61	58	12
# M1 electrodes	5	3	0	0	5	4	31	24	1
# S1 electrodes	5	1	3	3	5	4	13	22	4
# CS electrodes	0	2	1	2	3	5	10	12	2