Table 2.

Subject recording and behavioral performance characteristics

Subject	Cortical recording	No. of cortical electrode contacts	STN recording	No. of STN electrode contacts	Rejected trials, %	Mean no. of included trials per session	Spoken response latency (SD), s	Spoken response duration (SD), s
1	Yes	6	Yes	6	34.2	66	1.60 (0.40)	0.59 (0.13)
2	Yes	28	Not used	Not used	20.8	92.5	1.70 (0.60)	0.77 (0.20)
3	Yes	6	Yes	12	4.5	110	1.18 (0.50)	0.52 (0.09)
4	Yes	54	Yes	6	4.2	110.5	1.12 (0.38)	0.65 (0.14)
5	Yes	28	Yes	6	4.6	103.5	0.70 (0.12)	0.62 (0.17)
6	Yes	6	Yes	6	5	110.5	1.27 (0.43)	0.46 (0.11)
7	Not used	Not used	Yes	9	22.3	59.3	2.62 (1.83)	0.43 (0.08)
8	Yes	28	Yes	12	2.1	114	0.85 (0.33)	0.63 (0.13)
9	Yes	6	Yes	6	8.6	91.67	1.12 (0.49)	0.97 (0.36)
10	Not used	Not used	Yes	4	12.7	75.5	1.21 (0.43)	0.54 (0.10)
11	Yes	36	Yes	12	7.1	105.3	0.99 (0.65)	0.43 (0.11)