Table 2.

RePE position by adaptable helmet frame [AHF].

Day	Distance	X	Y	Z
1	4.8 ± 1.4	−2.0 ± 1.9	0.9 ± 1.4	0.8 ± 1.2
2	4.9 ± 1.1	−0.7 ± 3.6	3.0 ± 3.1	−1.0 ± 2.4
3	4.7 ± 1.0	0.8 ± 1.2	2.8 ± 0.4	0.7 ± 2.3
4	4.9 ± 1.1	−2.1 ± 2.8	0.6 ± 3.8	1.1 ± 2.4
5	4.6 ± 0.7	−2.0 ± 3.9	0.8 ± 4.2	0.5 ± 2.8
Overall	4.8 ± 1.1	−0.7 ± 2.7	1.6 ± 2.6	0.4 ± 2.4

Mean displacements between each of the 27 RePEpoints in each electrode positioning with the AHF and the corresponding point of the scalp projection of the central sulcus, both as Euclidean distance (Distance) and the differences of each of the three Cartesian coordinates (x, y, z).