Table 2. Intra-operative recording protocol.

Rest (R1, R2, R3, R4), movement (M1, M2, M3, M4), and lead location transition (T1, T2, T3) phases were alternated in order to obtain recordings for 16 locations evenly spread along a 24mm trajectory ending at the GPi.

Phase	Duration	DBS location	Hand movement
R1	60 sec	1, 3, 5, 7	no
M1	60 sec	1, 3, 5, 7	yes
T1	60 sec	(transition)	-
R2	60 sec	2, 4, 6, 8	no
M2	60 sec	2, 4, 6, 8	yes
T2	60 sec	(transition)	-
R3	60 sec	9, 11, 13, 15	no
M3	60 sec	9, 11, 13, 15	yes
T3	60 sec	(transition)	-
R4	60 sec	10, 12, 14, 16	no
M4	60 sec	10, 12, 14, 16	yes